quadratic functions and equations ch. 4.5 quadratic equations eq: how can you solve a quadratic...
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EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION BY FACTORING.
QUADRATIC FUNCTIONS AND
EQUATIONSCh. 4.5Quadratic Equations
EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION BY FACTORING.
BELL WORK
1. What is the expression in factored form?
5x2 – 18x – 8
2. Read over page 226 to fill in the box.
Zero of a Function
EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION BY FACTORING.
REVIEW
1. What is the graph of y = (x – 2)2 – 3 (Vertex Form)
2. What is the graph of -3|x| + 4? (Vertex Form)
3. What is the graph of x2 + 2x + 3? (Standard)
EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION BY FACTORING.
RANDOMNESS…
•Pass out take home quiz (this is DUE THURSDAY)
•Reminder- Piecewise Functions from this past Thursday is DUE TOMORROW. If you need help, you can see me during PH.
•Pass out ID cards.
EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION BY FACTORING.
ESSENTIAL UNDERSTANDING
EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION BY FACTORING.
SOLVING A QUADRATIC BY FACTORING
EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION BY FACTORING.
SOLVING A QUADRATIC BY FACTORING
EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION BY FACTORING.
SOLVING A QUADRATIC BY FACTORINGNow you try…
EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION BY FACTORING.
THINK
What is the difference between asking you to factor this equation, and asking for the solutions of this equation?
X2 + 3x + 2
EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION BY FACTORING.
SOLVING A QUADRATIC BY GRAPHING
EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION BY FACTORING.
SOLVING A QUADRATIC BY GRAPHING X2 + 6x + 8 = 0
EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION BY FACTORING.
SOLVING A QUADRATIC BY GRAPHING Now you try…
What are the solutions?
x2 – 2x – 24 = 0
EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION BY FACTORING.
EXIT TICKET
(On your bell sheet)
Describe what the zero of a function is. How can you use this information to help you graph a quadratic
function?