5-3 Graphing Polynomials Review

 $f\left(x\right)=x\left(x^2-2\right)$  

What is the degree of this polynomial?

• 4

• 3

• 1

• 5

State the degree of the polynomial.

f(x) = (x - 5)(x - 1)

• 1

• 3

• 2

• 5

State the degree of the polynomial.

f(x) = x(x+3)²(x - 2)

• 2

• 4

• 5

• 1

Tags

CCSS.HSA.APR.A.1

State the degree of the polynomial.

x²(2x+3)

• 2

• 1

• 3

• 0

What are the zeros?

2x(x - 5) = 0

• x = 0, 5

• x = 0, - 5

• x = 5

• x = -5

Tags

CCSS.HSF-IF.C.7C

What does multiplicity of a zero mean?

• The number of terms

• How many times the zero repeats (exponent)

• The sum of all the coefficients

• Ratio of x and y

Tags

CCSS.HSF-IF.C.7C

What are the zeros of the polynomial function?

y = (x + 2)(x - 7)³

• -2, 7

• -2, 7, 3

• 2, -7

• -14

Tags

CCSS.HSF-IF.C.7C

What is the multiplicity for the zero x = 7 in the polynomial below? Is it a cross or touch point?

y = (x + 2)(x - 7)³

• 1, cross

• 1, touch

• 3, touch

• 3, cross

Tags

CCSS.HSA.APR.B.3

What are the zeros of the polynomial and state their multiplicity at each.

y = (x - 5)(x + 2)²

• x = 5 multi 1, x = 2 multi 2

• x = -5 multi 2, x = -2 multi 1

• x = 5 multi 1, x = -2 multi 2

• x = 5 multi 2, x = -2 multi 1

Tags

CCSS.HSF-IF.C.7C

Is the zero at x = 5 a cross or touch point? Is the zero at x = -2 a cross or touch?

y = (x - 5)(x + 2)²

• 5 cross, -2 touch

• 5 touch, -2 cross

• both touch

• both cross

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.11