H Alg 2 -3.2

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

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

What are the x-intercepts of the polynomial y = - (x + 1) x (x - 2) (x - 3)?

• -1, 1, 0, -2, -3
• 1, 0, -2, -3 
• 1, 0, 2, 3
• -1, 0, 2, 3

Tags

CCSS.HSF-IF.C.7C

A term that only contains a number.

• term
• polynomial
• coefficient 
• constant

Tags

CCSS.6.EE.A.2B

Write a 4th degree polynomial function with:
*a positive leading coefficient
*zeros: 9, 3, -2, 0

• y = x(x - 9)(x - 3)(x + 2)
• y = x(x + 9)(x + 3)(x - 2)
• y = -x(x - 9)(x - 3)(x + 2)
• y = -x(x + 9)(x + 3)(x - 2)

Tags

CCSS.HSA.APR.B.3

What is the range?

• y≥-3
• y≥-1
• All real numbers
• y≤-1

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What's the max/min? 

• Minimum: -4
• Minimum: -3
• Maximum: -4 
• Minimum: -3

Tags

CCSS.HSF-IF.C.7A

Factor: x²+9x+18

• (x+6)(x+3)
• (x-6)(x-3)
• (x-6)(x+3)
• (x+6)(x-3)

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

What is the degree of the polynomial function
P(x)=3x⁴-7x²-2x⁷-x+4?

• 4
• 7
• 2
• 1

• None
• 1
• 2
• 4

• The function is Odd
• The function is Even
• The function has 5 real zeros
• The function is Positive