y -intercept answer slope answer prerequisite skills vocabulary check copy and complete the...
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y-interceptANSWER
slopeANSWER
Prerequisite Skills VOCABULARY CHECK
Copy and complete the statement.
?In the equation y = mx + b, the value of m is theof the graph of the equation.
1.
?In the equation y = mx + b, the value of b is theof the graph of the equation.
2.
Prerequisite Skills VOCABULARY CHECK
parallelANSWER
3.
?Two lines are if their slopes are equal.
Prerequisite Skills SKILL CHECK
Find the slope of the line that passes through the points.
ANSWER 3 4
4. (4, 5), (2, 3) ANSWER 1
5. (0, –6), (8, 0)
6. (0, 0), (–1, 2) ANSWER –2
Prerequisite Skills SKILL CHECK
Identify the slope and the y-intercept of the line with the equation.
7. y = x + 1
8. y = x – 6 3 4
3 4
, –6ANSWER
1, 1ANSWER
9. y = – 25
x– 2 25
, –2ANSWER –
Prerequisite Skills SKILL CHECK
Evaluate the function when x = –2, 0, and 4.
10. f(x) = x – 10
11. f(x) = 2x + 4
12. f(x) = –5x – 7
0, 4, 12ANSWER
3, –7, –27ANSWER
–12, –10, –6ANSWER
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