Review for Polynomials Test

Find the roots of y=x³ - 4x² + 2x - 8

• ±2,4

• ±2i,4

• ±i√2,4

• ±√2,4

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

Find all zeroes given a factor of (x+3).

y = 2x³ + 5x² - 6x - 9

• -1,-3,-3

• -1,-3,3/2

• 3,3,3

• -3,2/3,-1

Tags

CCSS.HSF-IF.C.7C

Solve by factoring:  4x² + 11x - 3 = 0

• x = -3/4 and x = -1
• x = 4 and x = 3
• x = 1/4 and x = -3
• x = -1/4 and x = 3

Tags

CCSS.HSA-REI.B.4B

Given x=5, x =-9, and x= -1...

which of the following is the correct equation in factored form?

• (x-5)(x+9)(x+1) = 0

• (x-5)(x-9)(x+1) = 0

• (x-5)(x+9)(x-1) = 0

• (x+5)(x-9)(x-1) = 0

State the zeros of the polynomial (include multiplicity):
f(x) = (x²+9)(x -1)³(2x + 5)

• -9, 1, -5
• -9, 1 (multiplicity of 3), -5
• ± 3i , 1 (multiplicity of 3), -5∕2
• ± 3i, 1, -5

Tags

CCSS.HSF-IF.C.7C

What is another way to say "where a function crosses the x-axis"?

• x-intercept
• zero
• root
• all of these.

Tags

CCSS.HSF-IF.C.7C

Which binomial is a factor of
f(x)= x³ -6x² +3x +10?

• x + 1
• x + 2
• x + 5
• x + 10

Tags

CCSS.HSA.APR.B.2

What are the
x-intercepts of the function
f(x)= (x - 2)(x + 3)?

• x = - 2 or x = 3
• x = 2 or x = -3
• The are no real roots
• x = 2 or x = 3

Tags

CCSS.HSF-IF.C.7C

(x² + 9x + 18) ÷ (x + 3)

• x - 6
• x + 6 R(0)
• x - 3 + 2/(x + 3)
• x + 6

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.APR.D.6

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Classify the polynomial by degree.

• quartic
• quintic
• 6th degree polynomial 
• 7th degree polynomial