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Page 1: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48

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Page 2: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48
Page 3: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48

test code :

-27 x +8 +36 x +35

(1) 9 x 2 -27x +8 (16) 9 x 2 +36x +35

+21 x -54 -11 x -5

(2) -2 x 2 +21x -54 (17) -2 x 2 -11x -5

+21 x +49 +17 x -30

(3) 2 x 2 +21x +49 (18) -2 x 2 +17x -30

+12 x -14 -7 x -2

(4) 2 x 2 +12x -14 (19) -3 x 2 -7x -2

-28 x +32 -24 x -18

(5) 6 x 2 -28x +32 (20) -6 x 2 -24x -18

-28 x +32 -16 x +63

(6) 6 x 2 -28x +32 (21) x 2 -16x +63

-11 x -15 -14 x +18

(7) -2 x 2 -11x -15 (22) -4 x 2 -14x +18

+15 x -72 -15 x +18

(8) 3 x 2 +15x -72 (23) -3 x 2 -15x +18

+3 x -5 +4 x +32

(9) 2 x 2 +3x -5 (24) - x 2 +4x +32

+39 x +54 -26 x +48

(10) 6 x 2 +39x +54 (25) 3 x 2 -26x +48

+36 x -54 +3 x -2

(11) -6 x 2 +36x -54 (26) 9 x 2 +3x -2

+11 x -6 -25 x -63

(12) -3 x 2 +11x -6 (27) -2 x 2 -25x -63

+14 x -12 +2 x -40

(13) 6 x 2 +14x -12 (28) 2 x 2 +2x -40

+9 x -14 -5 x +14

(14) - x 2 +9x -14 (29) - x 2 -5x +14

+17 x -6 -22 x +45

(15) 3 x 2 +17x -6 (30) -3 x 2 -22x +45

인수분해 LV.4 문제지2021년 1월 23일

6545352

Page 4: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48

test code :

+20 x -32 -39 x -42

(1) -3 x 2 +20x -32 (16) -9 x 2 -39x -42

-28 x -48 +10 x +8

(2) -4 x 2 -28x -48 (17) 2 x 2 +10x +8

+12 x -5 +6 x +45

(3) -4 x 2 +12x -5 (18) -3 x 2 +6x +45

+12 x +18 +4 x +2

(4) 2 x 2 +12x +18 (19) -6 x 2 +4x +2

+20 x +14 -18 x -81

(5) 6 x 2 +20x +14 (20) 3 x 2 -18x -81

-39 x +63 -12 x -27

(6) 6 x 2 -39x +63 (21) 4 x 2 -12x -27

+ x -24 +2

(7) 3 x 2 +x -24 (22) -2 x 2 +2

+3 x -6 -26 x +72

(8) 3 x 2 +3x -6 (23) 2 x 2 -26x +72

+9 x +54 -10 x +72

(9) -9 x 2 +9x +54 (24) -2 x 2 -10x +72

+19 x +6 +7 x +10

(10) 3 x 2 +19x +6 (25) x 2 +7x +10

-4 x +8 +12 x -12

(11) -4 x 2 -4x +8 (26) -3 x 2 +12x -12

+27 x +27 -20 x -18

(12) 6 x 2 +27x +27 (27) -2 x 2 -20x -18

+22 x +36 -7 x -49

(13) 2 x 2 +22x +36 (28) 6 x 2 -7x -49

+42 x +72 +17 x -12

(14) 6 x 2 +42x +72 (29) -6 x 2 +17x -12

+8 x -30 -26 x +48

(15) 6 x 2 +8x -30 (30) 3 x 2 -26x +48

53128375

인수분해 LV.4 문제지2021년 1월 23일

Page 5: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48

test code :

-4 -22 x -12

(1) 4 x 2 -4 (16) -6 x 2 -22x -12

-40 x -64 -6 x -4

(2) -6 x 2 -40x -64 (17) -2 x 2 -6x -4

-15 x -28 +22 x -16

(3) -2 x 2 -15x -28 (18) -6 x 2 +22x -16

- x -21 +11 x +8

(4) 2 x 2 -x -21 (19) 3 x 2 +11x +8

+20 x +32 +27

(5) 3 x 2 +20x +32 (20) -3 x 2 +27

+13 x +20 -8 x +32

(6) 2 x 2 +13x +20 (21) -4 x 2 -8x +32

+25 x -8 +18 x +24

(7) -3 x 2 +25x -8 (22) -6 x 2 +18x +24

+21 x +36 +14 x +16

(8) 3 x 2 +21x +36 (23) -2 x 2 +14x +16

+13 x -12 +39 x +54

(9) -3 x 2 +13x -12 (24) 6 x 2 +39x +54

-6 -18 x -27

(10) 6 x 2 -6 (25) 9 x 2 -18x -27

+2 x +15 +30 x -36

(11) - x 2 +2x +15 (26) -6 x 2 +30x -36

-20 x +6 +5 x +4

(12) 6 x 2 -20x +6 (27) -6 x 2 +5x +4

-6 x -8 +6 x +2

(13) - x 2 -6x -8 (28) 4 x 2 +6x +2

-19 x -9 -7 x -4

(14) -2 x 2 -19x -9 (29) 2 x 2 -7x -4

-28 x -49 -3 x +10

(15) -3 x 2 -28x -49 (30) - x 2 -3x +10

68606708

인수분해 LV.4 문제지2021년 1월 23일

Page 6: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48

test code :

-31 x -35 -19 x -10

(1) -6 x 2 -31x -35 (16) -6 x 2 -19x -10

+19 x -72 +22 x -24

(2) 3 x 2 +19x -72 (17) -4 x 2 +22x -24

-14 x -15 +12 x +15

(3) -3 x 2 -14x -15 (18) -3 x 2 +12x +15

+14 x -10 +19 x +14

(4) -4 x 2 +14x -10 (19) -3 x 2 +19x +14

+7 x -12 -49

(5) - x 2 +7x -12 (20) x 2 -49

-26 x -8 -18 x +8

(6) -6 x 2 -26x -8 (21) 9 x 2 -18x +8

-8 x +5 +17 x +56

(7) -4 x 2 -8x +5 (22) -3 x 2 +17x +56

-7 x +5 -22 x +24

(8) -6 x 2 -7x +5 (23) 4 x 2 -22x +24

+7 x -5 +3 x +14

(9) -2 x 2 +7x -5 (24) -2 x 2 +3x +14

-10 x +8 -19 x +45

(10) -3 x 2 -10x +8 (25) 2 x 2 -19x +45

-4 x -4 +16 x +64

(11) - x 2 -4x -4 (26) -3 x 2 +16x +64

-51 x +72 +9 x -81

(12) 9 x 2 -51x +72 (27) 2 x 2 +9x -81

-20 x -18 +7 x +6

(13) -2 x 2 -20x -18 (28) 2 x 2 +7x +6

+23 x -45 -8 x +64

(14) -2 x 2 +23x -45 (29) -6 x 2 -8x +64

-7 x +49 -10 x -6

(15) -2 x 2 -7x +49 (30) -4 x 2 -10x -6

28409931

인수분해 LV.4 문제지2021년 1월 23일

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test code :

+21 x +30 -7 x +2

(1) 3 x 2 +21x +30 (16) 6 x 2 -7x +2

-17 x +24 +5 x -2

(2) 3 x 2 -17x +24 (17) -3 x 2 +5x -2

+2 x -12 -17 x -24

(3) 4 x 2 +2x -12 (18) -3 x 2 -17x -24

-10 x +12 +9 x -2

(4) -2 x 2 -10x +12 (19) -9 x 2 +9x -2

+3 x -40 -10 x +12

(5) x 2 +3x -40 (20) 2 x 2 -10x +12

+13 x +20 -3 x -3

(6) 2 x 2 +13x +20 (21) 6 x 2 -3x -3

-18 x +15 +16 x +5

(7) 3 x 2 -18x +15 (22) 3 x 2 +16x +5

-48 x +63 +19 x +45

(8) 9 x 2 -48x +63 (23) 2 x 2 +19x +45

-12 x +14 -11 x -30

(9) -2 x 2 -12x +14 (24) - x 2 -11x -30

+9 x -5 +2 x +20

(10) 2 x 2 +9x -5 (25) -6 x 2 +2x +20

-11 x -14 -27 x +20

(11) -2 x 2 -11x -14 (26) 9 x 2 -27x +20

+9 x +15 +21 x -18

(12) -6 x 2 +9x +15 (27) 9 x 2 +21x -18

-5 x +63 -33 x -54

(13) -2 x 2 -5x +63 (28) -3 x 2 -33x -54

-5 x +24 -4 x +5

(14) - x 2 -5x +24 (29) - x 2 -4x +5

+40 x -64 -33 x -30

(15) -6 x 2 +40x -64 (30) -9 x 2 -33x -30

92141277

인수분해 LV.4 문제지2021년 1월 23일

Page 8: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48

test code :

-6 x -63 +8 x +3

(1) 9 x 2 -6x -63 (16) -3 x 2 +8x +3

+21 x -54 +6 x +27

(2) 3 x 2 +21x -54 (17) - x 2 +6x +27

+39 x +63 -33 x +72

(3) 6 x 2 +39x +63 (18) 3 x 2 -33x +72

+3 x +12 -16 x -9

(4) -9 x 2 +3x +12 (19) 4 x 2 -16x -9

+30 x -54 +9 x +6

(5) -4 x 2 +30x -54 (20) -6 x 2 +9x +6

-19 x -9 +2 x +12

(6) -2 x 2 -19x -9 (21) -2 x 2 +2x +12

+15 x +9 +19 x +10

(7) -6 x 2 +15x +9 (22) 6 x 2 +19x +10

+7 x -8 -25 x +14

(8) x 2 +7x -8 (23) 6 x 2 -25x +14

-8 x +8 +30 x +54

(9) 2 x 2 -8x +8 (24) 4 x 2 +30x +54

+7 x +20 -6 x -16

(10) -3 x 2 +7x +20 (25) x 2 -6x -16

+10 x -24 -8 x +3

(11) 6 x 2 +10x -24 (26) -3 x 2 -8x +3

-2 x -12 -9 x +20

(12) 4 x 2 -2x -12 (27) x 2 -9x +20

+8 x +32 -9 x -3

(13) -4 x 2 +8x +32 (28) -6 x 2 -9x -3

+7 x +18 -7 x +6

(14) - x 2 +7x +18 (29) 2 x 2 -7x +6

+6 x +9 +29 x -28

(15) -3 x 2 +6x +9 (30) -6 x 2 +29x -28

83679734

인수분해 LV.4 문제지2021년 1월 23일

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test code :

+27 x +81 -8 x -6

(1) 2 x 2 +27x +81 (16) -2 x 2 -8x -6

-2 x -8 -31 x +56

(2) x 2 -2x -8 (17) 3 x 2 -31x +56

-26 x -35 +14 x +8

(3) -3 x 2 -26x -35 (18) 3 x 2 +14x +8

-8 x +16 - x -72

(4) -3 x 2 -8x +16 (19) x 2 -x -72

-23 x +30 -16

(5) 3 x 2 -23x +30 (20) x 2 -16

-32 +25

(6) 2 x 2 -32 (21) - x 2 +25

+33 x +30 +12 x -5

(7) 9 x 2 +33x +30 (22) -4 x 2 +12x -5

+6 x -35 + x +35

(8) 9 x 2 +6x -35 (23) -6 x 2 +x +35

+4 x -45 -30 x -48

(9) x 2 +4x -45 (24) -3 x 2 -30x -48

+16 x -30 +12 x -9

(10) -2 x 2 +16x -30 (25) -3 x 2 +12x -9

+3 x +6 +10 x +8

(11) -3 x 2 +3x +6 (26) -3 x 2 +10x +8

-8 x +6 -24 x +9

(12) 2 x 2 -8x +6 (27) -9 x 2 -24x +9

+9 x +6 -21 x +30

(13) -6 x 2 +9x +6 (28) 3 x 2 -21x +30

-26 x -42 -14 x -20

(14) -4 x 2 -26x -42 (29) -2 x 2 -14x -20

+8 x -64 -20 x -16

(15) 6 x 2 +8x -64 (30) -4 x 2 -20x -16

84292720

인수분해 LV.4 문제지2021년 1월 23일

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test code :

+18 x -27 +20 x +7

(1) -3 x 2 +18x -27 (16) -3 x 2 +20x +7

+2 x -4 +14 x -18

(2) 6 x 2 +2x -4 (17) 4 x 2 +14x -18

+5 x -18 +27 x +8

(3) 2 x 2 +5x -18 (18) 9 x 2 +27x +8

+23 x -63 +12 x -12

(4) -2 x 2 +23x -63 (19) -3 x 2 +12x -12

+7 x -20 -14 x -12

(5) 3 x 2 +7x -20 (20) 6 x 2 -14x -12

-21 x +40 -4 x -63

(6) 2 x 2 -21x +40 (21) 4 x 2 -4x -63

+6 x +3 -23 x -40

(7) 3 x 2 +6x +3 (22) -3 x 2 -23x -40

- x -2 -30 x +25

(8) 3 x 2 -x -2 (23) 9 x 2 -30x +25

-49 -30 x +27

(9) 9 x 2 -49 (24) 3 x 2 -30x +27

-13 x -5 +6 x -3

(10) -6 x 2 -13x -5 (25) 9 x 2 +6x -3

+2 x -30 +15 x +9

(11) 4 x 2 +2x -30 (26) 6 x 2 +15x +9

+7 x -20 -9 x +6

(12) 3 x 2 +7x -20 (27) 3 x 2 -9x +6

-18 x +8 - x +24

(13) 4 x 2 -18x +8 (28) -3 x 2 -x +24

+5 x +25 +18 x -81

(14) -6 x 2 +5x +25 (29) 3 x 2 +18x -81

+29 x +35 -8 x -64

(15) 6 x 2 +29x +35 (30) 2 x 2 -8x -64

48239733

인수분해 LV.4 문제지2021년 1월 23일

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test code :

-25 x +28 +24 x +18

(1) 3 x 2 -25x +28 (16) 6 x 2 +24x +18

+13 x -10 +26 x -48

(2) 3 x 2 +13x -10 (17) -3 x 2 +26x -48

-14 x +16 + x -28

(3) 3 x 2 -14x +16 (18) 2 x 2 +x -28

-4 x -63 +22 x +8

(4) 4 x 2 -4x -63 (19) -6 x 2 +22x +8

-11 x +4 +25 x +63

(5) -3 x 2 -11x +4 (20) 2 x 2 +25x +63

+6 x -3 -39 x -40

(6) 9 x 2 +6x -3 (21) -9 x 2 -39x -40

- x -10 +6 x -9

(7) 2 x 2 -x -10 (22) 3 x 2 +6x -9

-32 x -42 +30 x -25

(8) -6 x 2 -32x -42 (23) -9 x 2 +30x -25

-6 x +63 +16 x +7

(9) -9 x 2 -6x +63 (24) 4 x 2 +16x +7

-7 x -40 -42 x +48

(10) 3 x 2 -7x -40 (25) 9 x 2 -42x +48

-18 x +15 -6 x -8

(11) 3 x 2 -18x +15 (26) 2 x 2 -6x -8

-33 x +30 -17 x +5

(12) 9 x 2 -33x +30 (27) 6 x 2 -17x +5

+12 x +12 +14 x +40

(13) 3 x 2 +12x +12 (28) -6 x 2 +14x +40

-14 x +48 +14 x +8

(14) x 2 -14x +48 (29) 3 x 2 +14x +8

+2 x +72 -19 x -7

(15) -4 x 2 +2x +72 (30) 6 x 2 -19x -7

49959045

인수분해 LV.4 문제지2021년 1월 23일

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test code :

+7 x -3 +6 x -4

(1) -2 x 2 +7x -3 (16) -2 x 2 +6x -4

-8 x -12 -7 x -5

(2) - x 2 -8x -12 (17) 6 x 2 -7x -5

+5 x -18 +3 x -1

(3) 2 x 2 +5x -18 (18) -2 x 2 +3x -1

-17 x +9 +15 x -6

(4) -2 x 2 -17x +9 (19) -6 x 2 +15x -6

+2 x -2 +27 x +81

(5) 4 x 2 +2x -2 (20) 2 x 2 +27x +81

-32 x +64 +5 x +18

(6) 3 x 2 -32x +64 (21) -2 x 2 +5x +18

-17 x +9 -16 x -32

(7) -2 x 2 -17x +9 (22) -2 x 2 -16x -32

-13 x +45 -7 x -20

(8) -2 x 2 -13x +45 (23) 6 x 2 -7x -20

-20 x -16 +49

(9) 6 x 2 -20x -16 (24) - x 2 +49

+20 x +7 +5 x +24

(10) -3 x 2 +20x +7 (25) - x 2 +5x +24

-12 x +12 -21 x +54

(11) -9 x 2 -12x +12 (26) 2 x 2 -21x +54

-6 x -35 +3 x -9

(12) 9 x 2 -6x -35 (27) 6 x 2 +3x -9

+ x -15 +7 x +18

(13) 6 x 2 +x -15 (28) - x 2 +7x +18

-6 x +40 -21 x -18

(14) -4 x 2 -6x +40 (29) -3 x 2 -21x -18

-33 x -42 + x -1

(15) -6 x 2 -33x -42 (30) 6 x 2 +x -1

20830087

인수분해 LV.4 문제지2021년 1월 23일

Page 13: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48
Taijun
문구 상자
정답 및 해설
Page 14: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48

test code :

3 -8 3 -1 -3 -7 -3 -5

(1) (16)

-2 9 1 -6 2 1 -1 -5

(2) (17)

-2 -7 -1 -7 -2 5 1 -6

(3) (18)

-1 -7 -2 2 -1 -2 3 1

(4) (19)

-3 8 -2 4 3 9 -2 -2

(5) (20)

-3 8 -2 4 -1 7 -1 9

(6) (21)

2 5 -1 -3 2 9 -2 2

(7) (22)

3 -9 1 8 1 6 -3 3

(8) (23)

-2 -5 -1 1 1 4 -1 8

(9) (24)

-2 -9 -3 -6 -3 8 -1 6

(10) (25)

-3 9 2 -6 3 2 3 -1

(11) (26)

1 -3 -3 2 -2 -7 1 9

(12) (27)

3 -2 2 6 1 5 2 -8

(13) (28)

-1 7 1 -2 1 7 -1 2

(14) (29)

3 -1 1 6 3 -5 -1 -9

(15) (30)

3( x-3)( x+8) -3( x+6)( x-1)

(2x+5)( x-1) -( x+4)( x-8)

3(2x+9)( x+2) (3x-8)( x-6)

-6( x-3)( x-3) (3x+2)(3x-1)

(3x-1)( x+6) -(3x-5)( x+9)

-( x-3)(3x-2) -(2x+7)( x+9)

2(3x-2)( x+3) 2( x+5)( x-4)

-( x-7)( x-2) -( x+7)( x-2)

(2x+7)( x+7) -(2x-5)( x-6)

2( x+7)( x-1) -( x+2)(3x+1)

2(3x-8)( x-2) -6( x+3)( x+1)

2(3x-8)( x-2) ( x-7)( x-9)

-(2x+5)( x+3) -2(2x+9)( x-1)

-(2x-9)( x-6) -(2x+1)( x+5)

6545352

인수분해 LV.4 답안지2021년 1월 23일

(3x-8)(3x-1) (3x+7)(3x+5)

Page 15: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48

test code :

1 -4 -3 8 3 7 -3 -6

(1) (16)

-2 -8 2 6 2 8 1 1

(2) (17)

-2 1 2 -5 1 -5 -3 -9

(3) (18)

-1 -3 -2 -6 -2 2 3 1

(4) (19)

3 7 2 2 1 -9 3 9

(5) (20)

-2 7 -3 9 -2 9 -2 -3

(6) (21)

3 -8 1 3 -1 -1 2 -2

(7) (22)

-3 -6 -1 1 -1 9 -2 8

(8) (23)

-3 -6 3 -9 1 9 -2 8

(9) (24)

-3 -1 -1 -6 -1 -5 -1 -2

(10) (25)

-2 2 2 4 3 -6 -1 2

(11) (26)

3 9 2 3 -2 -2 1 9

(12) (27)

1 9 2 4 3 7 2 -7

(13) (28)

3 9 2 8 2 -3 -3 4

(14) (29)

2 6 3 -5 3 -8 1 -6

(15) (30)

53128375

인수분해 LV.4 답안지2021년 1월 23일

-( x-4)(3x-8) -3(3x+7)( x+2)

-4( x+4)( x+3) 2( x+4)( x+1)

3(2x-7)( x-3) (2x-9)(2x+3)

(3x-8)( x+3) -2( x+1)( x-1)

3( x+2)( x-1) 2( x-9)( x-4)

-(2x-1)(2x-5) -3( x-5)( x+3)

2( x+3)( x+3) -2( x-1)(3x+1)

2(3x+7)( x+1) 3( x-9)( x+3)

(3x+7)(2x-7)

6( x+3)( x+4) -(2x-3)(3x-4)

-9( x+2)( x-3) -2( x+9)( x-4)

(3x+1)( x+6) ( x+5)( x+2)

-4( x-1)( x+2) -3( x-2)( x-2)

2( x+3)(3x-5) (3x-8)( x-6)

3( x+3)(2x+3) -2( x+1)( x+9)

2( x+9)( x+2)

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test code :

-2 -2 -2 2 -3 -2 2 6

(1) (16)

2 8 -3 -8 -1 -2 2 2

(2) (17)

-1 -4 2 7 -3 8 2 -2

(3) (18)

-1 -3 -2 7 -1 -1 -3 -8

(4) (19)

3 8 1 4 3 9 -1 3

(5) (20)

1 4 2 5 -2 4 2 8

(6) (21)

-1 8 3 -1 -2 8 3 3

(7) (22)

1 4 3 9 2 2 -1 8

(8) (23)

3 -4 -1 3 2 9 3 6

(9) (24)

-2 2 -3 -3 3 3 3 -9

(10) (25)

1 3 -1 5 -3 6 2 -6

(11) (26)

-2 6 -3 1 -2 -1 3 -4

(12) (27)

1 2 -1 -4 2 2 2 1

(13) (28)

-1 -9 2 1 1 -4 2 1

(14) (29)

1 7 -3 -7 -1 2 1 5

(15) (30)

-4( x-2)( x+4)

-( x-8)(3x-1) -6( x-4)( x+1)

3( x+4)( x+3) -2( x+1)( x-8)

68606708

인수분해 LV.4 답안지2021년 1월 23일

4( x+1)( x-1) -2(3x+2)( x+3)

-2( x+4)(3x+8) -2( x+2)( x+1)

-( x+4)(2x+7) -2(3x-8)( x-1)

( x+3)(2x-7) ( x+1)(3x+8)

(3x+8)( x+4) -3( x+3)( x-3)

( x+4)(2x+5)

2( x+1)(2x+1)

-( x+9)(2x+1) ( x-4)(2x+1)

-(3x-4)( x-3) 3(2x+9)( x+2)

6( x-1)( x+1) 9( x+1)( x-3)

-( x+3)( x-5) -6( x-2)( x-3)

-( x+7)(3x+7) -( x-2)( x+5)

2( x-3)(3x-1) -(2x+1)(3x-4)

-( x+2)( x+4)

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test code :

2 7 -3 -5 -3 -2 2 5

(1) (16)

-3 8 -1 -9 -2 8 2 -3

(2) (17)

-1 -3 3 5 1 -5 -3 -3

(3) (18)

2 -2 -2 5 -1 7 3 2

(4) (19)

-1 4 1 -3 -1 7 -1 -7

(5) (20)

2 8 -3 -1 -3 2 -3 4

(6) (21)

2 5 -2 1 3 7 -1 8

(7) (22)

2 -1 -3 -5 2 -3 2 -8

(8) (23)

-2 5 1 -1 -2 7 1 2

(9) (24)

1 4 -3 2 1 -5 2 -9

(10) (25)

1 2 -1 -2 -1 8 3 8

(11) (26)

3 -9 3 -8 2 -9 1 9

(12) (27)

-1 -9 2 2 -2 -3 -1 -2

(13) (28)

-1 9 2 -5 -2 -8 3 -8

(14) (29)

-1 -7 2 -7 -2 -3 2 2

(15) (30)

(3x-2)(3x-4)

-(2x+5)(2x-1) -(3x+7)( x-8)

-(2x-1)(3x+5) 2(2x-3)( x-4)

28409931

인수분해 LV.4 답안지2021년 1월 23일

-(2x+7)(3x+5) -(3x+2)(2x+5)

(3x-8)( x+9) -2( x-4)(2x-3)

-( x+3)(3x+5) -3( x-5)( x+1)

-2( x-1)(2x-5) -( x-7)(3x+2)

-( x-4)( x-3) ( x-7)( x+7)

-2( x+4)(3x+1)

(2x+3)( x+2)

-( x-9)(2x-5) -2( x+4)(3x-8)

-(2x-5)( x-1) -(2x-7)( x+2)

-( x+4)(3x-2) ( x-5)(2x-9)

-( x+2)( x+2) -( x-8)(3x+8)

-( x+7)(2x-7) -2(2x+3)( x+1)

3( x-3)(3x-8) (2x-9)( x+9)

-2( x+9)( x+1)

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test code :

-1 -5 -3 -6 3 -2 2 -1

(1) (16)

-3 8 -1 3 -1 1 3 -2

(2) (17)

-2 -4 -2 3 1 3 -3 -8

(3) (18)

-2 2 1 6 3 -2 -3 1

(4) (19)

-1 5 -1 -8 -2 4 -1 3

(5) (20)

2 5 1 4 -2 -1 -3 3

(6) (21)

3 -3 1 -5 1 5 3 1

(7) (22)

-3 9 -3 7 1 5 2 9

(8) (23)

-2 2 1 7 1 6 -1 -5

(9) (24)

2 -1 1 5 3 5 -2 4

(10) (25)

-1 -2 2 7 3 -4 3 -5

(11) (26)

-2 5 3 3 3 9 3 -2

(12) (27)

2 -9 -1 -7 3 6 -1 -9

(13) (28)

1 8 -1 3 -1 -5 1 -1

(14) (29)

-2 8 3 -8 -3 -5 3 6

(15) (30)

3(2x+1)( x-1)

3( x-1)( x-5) ( x+5)(3x+1)

3( x-3)(3x-7) ( x+5)(2x+9)

92141277

인수분해 LV.4 답안지2021년 1월 23일

3( x+5)( x+2) (3x-2)(2x-1)

(3x-8)( x-3) -( x-1)(3x-2)

2( x+2)(2x-3) -( x+3)(3x+8)

-2( x-1)( x+6) -(3x-2)(3x-1)

( x-5)( x+8) 2( x-2)( x-3)

(2x+5)( x+4)

-2( x-4)(3x-8) -3(3x+5)( x+2)

-3(2x-5)( x+1) 3( x+3)(3x-2)

-(2x-9)( x+7) -3( x+2)( x+9)

-( x+8)( x-3) -( x+5)( x-1)

-2( x-1)( x+7) -( x+6)( x+5)

(2x-1)( x+5) -2(3x+5)( x-2)

-( x+2)(2x+7) (3x-4)(3x-5)

Page 19: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48

test code :

3 -9 3 7 -1 3 3 1

(1) (16)

-1 -9 -3 6 1 -9 -1 -3

(2) (17)

3 9 2 7 3 -9 1 -8

(3) (18)

-3 4 3 3 2 -9 2 1

(4) (19)

-2 9 2 -6 2 1 -3 6

(5) (20)

-1 -9 2 1 2 -6 -1 -2

(6) (21)

-3 9 2 1 2 5 3 2

(7) (22)

-1 1 -1 -8 2 -7 3 -2

(8) (23)

-2 4 -1 2 -2 -6 -2 -9

(9) (24)

1 -4 -3 -5 -1 8 -1 -2

(10) (25)

2 6 3 -4 -3 1 1 3

(11) (26)

-2 4 -2 -3 1 -5 1 -4

(12) (27)

-2 -4 2 -8 2 1 -3 -3

(13) (28)

1 2 -1 9 2 -3 1 -2

(14) (29)

-1 -1 3 -9 -3 4 2 -7

(15) (30)

83679734

인수분해 LV.4 답안지2021년 1월 23일

3( x-3)(3x+7) -( x-3)(3x+1)

3( x+3)(2x+7) 3( x-3)( x-8)

3( x+9)( x-2) -( x-9)( x+3)

-2(2x-9)( x-3) -3(2x+1)( x-2)

-3(3x-4)( x+1) (2x-9)(2x+1)

-3( x-3)(2x+1) (2x+5)(3x+2)

-( x+9)(2x+1) -2( x-3)( x+2)

2( x-2)( x-2) 2( x+3)(2x+9)

( x-1)( x+8) (2x-7)(3x-2)

2( x+3)(3x-4) -(3x-1)( x+3)

-( x-4)(3x+5) ( x-8)( x+2)

-4( x+2)( x-4) -3(2x+1)( x+1)

2( x-2)(2x+3) ( x-5)( x-4)

-3( x+1)( x-3) -(3x-4)(2x-7)

-( x+2)( x-9) (2x-3)( x-2)

Page 20: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48

test code :

-1 -9 -2 -9 -1 -1 2 6

(1) (16)

-1 -2 -1 4 -1 8 -3 7

(2) (17)

1 7 -3 -5 -1 -4 -3 -2

(3) (18)

-1 -4 3 -4 1 8 1 -9

(4) (19)

-1 6 -3 5 1 4 1 -4

(5) (20)

1 -4 2 8 -1 5 1 5

(6) (21)

-3 -5 -3 -6 2 -5 -2 1

(7) (22)

3 7 3 -5 -3 -7 2 -5

(8) (23)

1 9 1 -5 3 6 -1 -8

(9) (24)

1 -5 -2 6 -3 3 1 -3

(10) (25)

-3 6 1 1 3 2 -1 4

(11) (26)

1 -1 2 -6 3 9 -3 1

(12) (27)

2 1 -3 6 3 -6 1 -5

(13) (28)

-2 -6 2 7 2 4 -1 -5

(14) (29)

-3 8 -2 -8 2 2 -2 -8

(15) (30)

84292720

인수분해 LV.4 답안지2021년 1월 23일

( x+9)(2x+9) -2( x+1)( x+3)

-( x+7)(3x+5) ( x+4)(3x+2)

( x+2)( x-4) ( x-8)(3x-7)

( x-6)(3x-5) ( x+4)( x-4)

-( x+4)(3x-4) ( x+8)( x-9)

3(3x+5)( x+2) -(2x-5)(2x-1)

2( x-4)( x+4) -( x-5)( x+5)

( x+9)( x-5) -3( x+2)( x+8)

(3x+7)(3x-5) -(3x+7)(2x-5)

-3( x-2)( x+1) -(3x+2)( x-4)

-2( x-5)( x-3) -3( x-1)( x-3)

-3(2x+1)( x-2) 3( x-2)( x-5)

2( x-1)( x-3) -3( x+3)(3x-1)

2(3x-8)( x+4) -4( x+1)( x+4)

-2( x+3)(2x+7) -2( x+2)( x+5)

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test code :

-1 3 3 -9 1 -7 -3 -1

(1) (16)

3 -2 2 2 2 9 2 -2

(2) (17)

-1 2 -2 -9 3 8 3 1

(3) (18)

-1 7 2 -9 -1 2 3 -6

(4) (19)

3 -5 1 4 -3 -2 -2 6

(5) (20)

-1 8 -2 5 -2 9 -2 -7

(6) (21)

-3 -3 -1 -1 -3 -8 1 5

(7) (22)

-3 -2 -1 1 3 -5 3 -5

(8) (23)

-3 -7 -3 7 1 -9 3 -3

(9) (24)

3 5 -2 -1 3 3 3 -1

(10) (25)

-2 5 -2 -6 3 3 2 3

(11) (26)

-1 -4 -3 5 -3 6 -1 1

(12) (27)

-2 1 -2 8 3 -8 -1 -3

(13) (28)

-2 5 3 5 1 9 3 -9

(14) (29)

2 5 3 7 -2 -8 -1 8

(15) (30)

48239733

인수분해 LV.4 답안지2021년 1월 23일

-3( x-3)( x-3) -( x-7)(3x+1)

( x-2)(2x+9) (3x+8)(3x+1)

2(3x-2)( x+1) 2(2x+9)( x-1)

(3x-5)( x+4) 2(3x+2)( x-3)

-( x-7)(2x-9) -3( x-2)( x-2)

3( x+1)( x+1) -(3x+8)( x+5)

( x-8)(2x-5) (2x-9)(2x+7)

(3x+7)(3x-7) 3( x-9)( x-1)

(3x+2)( x-1) (3x-5)(3x-5)

2(2x-5)( x+3) 3( x+1)(2x+3)

-(3x+5)(2x+1) 3( x+1)(3x-1)

2(2x-1)( x-4) -(3x-8)( x+3)

( x+4)(3x-5) 3( x-2)( x-1)

(2x+5)(3x+7) 2( x+4)( x-8)

-(2x-5)(3x+5) 3( x+9)( x-3)

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test code :

-3 4 -1 7 2 6 3 3

(1) (16)

3 -2 1 5 3 -8 -1 6

(2) (17)

-3 8 -1 2 -1 -4 -2 7

(3) (18)

2 -9 2 7 2 -8 -3 -1

(4) (19)

3 -1 -1 -4 2 7 1 9

(5) (20)

3 -1 3 3 -3 -8 3 5

(6) (21)

-2 5 -1 -2 3 9 1 -1

(7) (22)

-3 -7 2 6 -3 5 3 -5

(8) (23)

3 -7 -3 -9 -2 -1 -2 -7

(9) (24)

-3 -8 -1 5 3 -8 3 -6

(10) (25)

3 -3 1 -5 1 1 2 -8

(11) (26)

3 -6 3 -5 2 -5 3 -1

(12) (27)

1 2 3 6 2 -8 -3 -5

(13) (28)

1 -8 1 -6 3 2 1 4

(14) (29)

-2 -8 2 -9 2 -7 3 1

(15) (30)

49959045

인수분해 LV.4 답안지2021년 1월 23일

(3x-4)( x-7) 6( x+3)( x+1)

(3x-8)( x-2) ( x+4)(2x-7)

(3x-2)( x+5) -(3x-8)( x-6)

-(3x-1)( x+4) (2x+7)( x+9)

(2x-9)(2x+7) -2( x-4)(3x+1)

(2x-5)( x+2) 3( x+3)( x-1)

3(3x-1)( x+1) -(3x+8)(3x+5)

-3(3x-7)( x+3) (2x+1)(2x+7)

-2(3x+7)( x+3) -(3x-5)(3x-5)

3( x-1)( x-5) 2( x+1)( x-4)

(3x+8)( x-5) 3(3x-8)( x-2)

3( x+2)( x+2) -2( x-4)(3x+5)

3( x-2)(3x-5) (2x-5)(3x-1)

-2( x+4)(2x-9) (2x-7)(3x+1)

( x-8)( x-6) (3x+2)( x+4)

Page 23: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48

test code :

2 -1 -1 3 -2 4 1 -1

(1) (16)

-1 -2 1 6 -2 -1 -3 5

(2) (17)

1 -2 2 9 -1 1 2 -1

(3) (18)

1 9 -2 1 2 -1 -3 6

(4) (19)

-2 -2 -2 1 1 9 2 9

(5) (20)

-3 8 -1 8 2 -9 -1 -2

(6) (21)

-2 1 1 9 2 8 -1 -4

(7) (22)

1 9 -2 5 3 4 2 -5

(8) (23)

3 2 2 -8 -1 -7 1 -7

(9) (24)

3 1 -1 7 1 -8 -1 -3

(10) (25)

-3 2 3 6 2 -9 1 -6

(11) (26)

3 -7 3 5 3 -3 2 3

(12) (27)

-3 -5 -2 3 -1 -2 1 -9

(13) (28)

2 -5 -2 -8 1 6 -3 -3

(14) (29)

3 6 -2 -7 -2 -1 -3 1

(15) (30)

20830087

인수분해 LV.4 답안지2021년 1월 23일

-(2x-1)( x-3) -2( x-2)( x-1)

(2x+1)(3x-5)

( x-2)(2x+9) -( x-1)(2x-1)

-( x+2)( x+6)

-3(2x-1)( x-2)

2( x+1)(2x-1) ( x+9)(2x+9)

-( x+9)(2x-1)

-(2x-9)( x+2)

-(2x-1)( x+9) -2( x+4)( x+4)

(3x-8)( x-8)

(3x+4)(2x-5)

2(3x+2)( x-4) -( x+7)( x-7)

-( x+9)(2x-5)

-( x-8)( x+3)

-3(3x-2)( x+2) (2x-9)( x-6)

-(3x+1)( x-7)

3( x-1)(2x+3)

(3x+5)(2x-3) -( x+2)( x-9)

(3x-7)(3x+5)

-3( x+6)( x+1)

-3( x+2)(2x+7) (2x+1)(3x-1)

-2(2x-5)( x+4)

Page 24: # 0taijunp.com/wp-content/uploads/2021/01/과제910... · 2 days ago · test code : +20 x -32 -39 x -42 (1) -3 x 2 +20x -32 (16) -9 x 2-39x -42-28 x -48 +10 x +8 (2) -4 x 2-28x -48