Solving Polynomial Functions

Factor and state the zeros:

• A
• B
• C
• D

Tags

CCSS.HSF-IF.C.7C

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

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

Find all zeros of the polynomial function P(x) = x³+6x²+9x+54

• 6, 3, -3
• -6, 3, -3
• -6, 3i, -3i
• 6, 3i, -3i

State the number of COMPLEX ZEROS for the function:
f(x) = 2x⁴ + 19x² + 24

• 1
• 2
• 3
• 4

Tags

CCSS.HSN.CN.C.9

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: x² - 169 

• ( x - 13) ( x + 13) 
• ( x + 13) ( x + 13) 
• ( x - 13) ( x -13) 
• x - 13x + 13

Tags

CCSS.HSA.APR.C.4

Which of the following is a factor of
f(x) = x³-3x²-6x+8  ?

• x-4
• x+1
• x-2
• x+3

Tags

CCSS.HSA.APR.B.2

Solve x³ - 3x² - 2x + 4 = 0

• x = -1, 1 ± √5
• x = 1, 1 + √5
• x = 2, 1 ± √5
• x = 1, 1 ± √5

f(x) = x⁴ - 5x³-8x +40;  one zero is 5.  Find all zeros.

• 2, 5, -1±i√3
• -2, 5, -1±i√3
• 2,5, 1±i√3
• 2,5, -1±3i

Is (x-3) a factor of
(x³ - 3x² + 2x + 2)?

• Yes
• No