Math 1 Unit 4

Adding and Subtracting Polynomials

100

(3x² - 4x + 5) - (x² +8x-3)

 What is 2x² -12x +8 ?

200

A square has a side length of x+2. Which function f(x), represents the sum of the area and the perimeter of the square?

What is X² +8x+12

300

Which expression is equivalent to x² -3x -28

What is (x+4)(x-7)?

400

Which binomial is a factor of the expression 2x² -8x -24 ?

a. 2x+6

b. x-3

c. 2x+4

What is C. 2x+4

Quadratic Function

100

How many solutions does the function x² +2x -24

a. One positive and one negative solution

b. No solution

c. Only positive solutions

What is a. One positive and one negative solution

200

The correct description of the type of solutions for x² +10x +24

a. Only negative solutions

b. One positive and one negative solution

c. Only positive solutions

What is a. Only negative solutions

300

What is the correct description of the type of solutions for  x² -10x +24

a. One positive and one negative solution

b. No solution

c. Only positive solutions

What is c. Only positive solutions

Zeros

100

²This function has the greatest x-intercept

a. x²-25

b. x² - 9x - 22

c. x² +18x+ 77

What is c. x² +18x+77?

200

The function below describes the curve that forms a graph of the cross-section for a parabolic dish.

f(x) = 3x² + 20x +12

What is the sum of the zeros for the function?

What is  -20/3

300

The distance between the zeros f the function f(x) = x² -6x - 16

What is 10?

Mystery

100

The average rate of change of the function f(x) =8x² +3x-4 over the interval of x=-2 to x=2

What is 3

200

The correct description of the type of solutions for f(x)= x² +20 +40

a. Only negative solutions

b. No solution

c. Only positive solutions

What is b. No solution