Algebra Polynomials and Factoring Review

Factor completely. 5x²-11x+6

• (5x+6)(x-1)

• (5x-6)(x-1)

• (2x-7)(x-3)

• (5x-6)(x+1)

Factor by grouping
x³ - 4x² -4x + 16

• (x+4)(x+2)

• (x-4)(x² -4) 

• (x+4)(x² -4)

• (x-4)(x-2)

A rectangle has an area of 4x² +19x + 12 and a length of (x + 4). What is the width?

• 4x - 3

• 4x + 3

• 2x + 6

• 2x + 3

Factor completely.
3x² - 9x -120

• 3(x - 8)(x + 5)

• 3(x + 8)(x - 5)

• (3x + 8)(x - 5)

• (3x - 8)(x + 5)

How many zeros does the following function have?
f(x)= x⁵ - 3x³ + x

• 8

• 9

• 5

• 3

The degree of the polynomial determines the number of roots.

• True

• False

The largest exponent determines the degree of the polynomial.

• True

• False

What is the degree of a polynomial that has roots of -2, 4i and -4i ?

• 3

• 4

• 1

• 2

What is the first question you ask yourself when factoring a polynomial? 

• How many terms does it have? 

• Is there a GCF? 

• What strategy should I use? 

• Why do I have to learn this?!?!?!

Tags

CCSS.HSA.APR.C.4