Polynomials Quiz 2

On which interval is the graph decreasing?

• [-5,-3]
• [-3,-1]
• [1,4]
• [5,∞)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

On which interval is the graph increasing?

• [-5,-3]
• [-3,-1]
• [1,4]
• [5,∞)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

On which interval is the graph constant?

• [-5,-3]
• [-3,-1]
• [1,4]
• (-∞,-5]

Tags

CCSS.HSF.IF.B.4

What is the maximum?

• None
• (0,4)
• (3,1)
• y = -1

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

What is the minimum?

• None
• (0,4)
• (3,1)
• y = -1

Tags

CCSS.HSF-IF.C.7A

Factor Completely:

2n³ + 7n² - 2n - 7

• cannot be factored

• (n - 1)²(2n + 7)

• (n² - 1)(2n + 7)

• (n + 1)(n - 1)(2n + 7)

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

CCSS.HSA.SSE.A.2

Factor Completely:

k⁴ - 10k² - 39

• (k² - 13)(k² + 3)

• (k - 13)(k + 3)

• (k² + 15)(k² - 3)

• (k + 13)(k - 3)

Tags

CCSS.HSA.APR.C.4

Find all zeros for the polynomial
P(x) = x³ -3x²-5x+15

• 3, √5 
• 3, √5, -√5
• -3, √5, -√5
• -3, 5i, -5i

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

What are the zeros for this function?

• 
• 
• 
• 

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

Factor: x⁶-x⁴-25x²+25=0

• (3x-1)(x+1)(x²-5)(3x²+5)=0
• (x-1)(x+1)(x²-5)(x²+5)=0
• x(x-1)(x²-5)(x²+5)=0
• (x-1)(x+3)(x²-5)(2x²+5)=0