Unit 7 Polynomial Functions

Which of the following is a 5th degree trinomial with a leading coefficient of -2? 

• -2x⁵ + 3x - 1
• 5x^-2 +3x - 1
• -2x⁵ + 3x⁴ + 2x³ + x² - 10
• 2x + 5

Tags

CCSS.HSA.APR.A.1

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

• 4
• 7
• 2
• 1

Factor: x⁶-x⁴-25x²+25

• (3x-1)(x+1)(x²-5)(3x²+5)

• (x-1)(x+1)(x²-5)(x²+5)

• x(x-1)(x²-5)(x²+5)

• (x-1)(x+3)(x²-5)(2x²+5)

Factor
27x³-64

• (3x-4)(9x²+12x+16)
• (3x-4)(9x²-12x+16)
• (3x+4)(9x²-12x+16)
• (3x+4)(9x²+12x+16)

Tags

CCSS.HSA.APR.C.4

• 2
• 1
• 4
• None

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.APR.B.2

CCSS.HSA.REI.D.11

Give the correct name for
-3x⁴-3x²+5

• Constant Trinomial
• Quartic Trinomial
• quadratic Trinomial
• Linear Trinomial

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 does multiplicity of a zero mean?

• Look at the number of terms
• How many times the zero repeats
• Find the sum of all the coefficients
• Ratio your x and y

Tags

CCSS.HSF-IF.C.7C

Determine the y-intercept 
f(x) = x³ - 5x² - 25x + 125

• (0,0)
• (0,25)
• (0,125)
• (0,5)

Tags

CCSS.HSF-IF.C.7C

Which of the following equations models the function?

• f(x) = -(x - 2)(x + 1)²
• f(x) = -1/3x(x - 2)²(x + 1)
• f(x) = 1/3x(x + 2)(x - 1)
• f(x) = 3(x - 2)(x + 1)²