Poly Roots/Factors Practice

How many roots or zeros does the equation
f(x) = 5x⁴-8x³+4x²-6x+3 have?

• 3
• 4
• 5
• 0

• 2
• 1
• 4
• None

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

What is the equation in factored form of this graph?

• f(x) = (x-4)(x-1)²(x+2)(x+4)
• f(x) = (x-4)(x+1)²(x+2)(x+4)
• f(x) = (x-4)(x-1)²(x-2)(x+4)
• f(x) = (x+4)(x+1)²(x-2)(x-4)

Tags

CCSS.HSA.APR.B.3

What are the zeros of the polynomial function?
y = x(x - 6)(x + 5)

• 0, 6, -5
• 6, -5
• 0, -6, 5
• 1, -6, 5

Tags

CCSS.HSF-IF.C.7C

IF 2 is a root of x³ - 3x² + 2x + 2, then dividing by x-2 should give a remainder of...

• 0

• 2

• 8

• 26

Tags

CCSS.HSA.APR.B.2

Factor 8x³-27

• (2x-3)(4x²+6x+9)

• (2x+3)(4x²-6x+9)

• (x-3)(2x²+3x-9)

• (x+3)(2x²-6x+9)

Tags

CCSS.HSA.APR.C.4

What are the zeros of the polynomial function?

y = (x + 2)(x - 7)³

• -2, 7 multiplicity 3

• -2, 7, 3

• 2, -7 multiplicity 3

• 2, -7, 3

Tags

CCSS.HSF-IF.C.7C

What are the

zeros of the polynomial

y = 5(x + 4)(x + 1)(x - 3)?

• -4, -1, 3

• 3, 5, 4, 1

• 4, 1, -3

• 3, -4, -1, 5

Tags

CCSS.HSF-IF.C.7C

What is the factored form of the function shown?

• y = (x+3)(x-1)

• y = (x-3)(x-1)

• y = (x+3)(x+1)

• y = (x-3)(x+1)

Tags

CCSS.HSF-IF.C.7A