Quiz Pre-Calculus Roots of Polynomials using Synthetic Division

List the possible rational zeros of

f(x) = x³ - 4x² -4x + 16

• 1, 2, 4, 8, 16

• -2 and-4

• 2

• 1

• 3

• 0

Which of these is a possible rational root of the polynomials?

x³ - 6x² - x + 30

• 0

• 4

• -9

• -15

Which of the following roots match the above polynomial:

• -3,-1,4
• -3,2i,-2i

Divide using synthetic division
(2x³ - 5x - 7) ÷ (x - 2)

• 2x³ - 4x² + 3x - 13
• 2x³ + 4x² +3x - 1
• 2x² - 4x + 3 - 13/x-2
• 2x² + 4x + 3 - 1/x-2

Find the zeros of the polynomial given one factor.

• X= 3,4,5
• x=-3,-4,-5
• x=-3,4,5
• x= 3, -4, -5

Solve: 3x³ + 15x² + 18x = 0

• x = 0, x = 2, x = 3

• x = 0, x = -2, x = 3

• x = 0, x = 2, x = -3

• x = 0, x = -2, x = -3

Which of the following is a COMPLETE  list of all possible Rational Zeros for this function?
f(x) = x³ + 2x² - 6x + 8

• ±1, ±8
• ±1, ±2, ±4, ±8
• ±1, ±2, ±4
• 1, -2, 4, -8

Which of the following is a COMPLETE  list of all possible Rational Zeros?
f(x) = 3x³ + 2x² - 6x + 7

• ±1, ±7, ±1/3, ±7/3
• ±1, ±7
• ±1, ±3, ±7, ±7/3
• ±1, ±3, ±7, ±1/3, ±7/3

Which is not a possible factor of 
x³ + 4x² -7x - 10 ?

• (x+1)
• (x-2)
• (x+5)
• (x+3)