Rewriting as zeros as factored form
Definitions
Finding zero(s)
Finding roots
100
When one of the factored terms is (x-2).
When is the zero x=2?
100

A minimum is...

The smallest/lowest output. 

100

The zero(s) of (x+1)2

What is 1?

100

x2=0

0

200
When one of the factored terms is (x-5).
When is a zero x=5?
200

A maximum is...

What is the tallest/largest point on the graph?

200

The zero(s) of (x-3)(x+3)

What are 3 and -3

200

x2=4

2, -2

300
When one of the factored terms is (x+8).
When is the zero x=-8?
300
When the output (y-value) is zero.

What is an x-intercept or zero of a function?

300

The zeros of (x-3)(x-9)

What are 3 and 9?

300

x2+3=19

4, -4

400
When the zeros are x=4 and x=-8.
When is the equation is y=(x-4)(x+8)?
400

Standard form looks like...

What is ax2+bx+c

400

Find the zeros of (10x-5)(3x-6)

What are 1/2 and 2?

400

(x-1)2=1

0, 2

500
When the zeros are x=5 and x=-6.
When is the equation y=(x-5)(x+6)?
500

Factored form looks like...

What is a(x-m)(x-n)?

500

The zero(s) of (3x+4)(5x-2)

What are -4/3 and 2/5?

500

(x-2)2=9

5, -1
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