Polynomial Functions and Solving Polynomial Equations

Is the binomial (x - 9) a factor of 4x² - 33x - 27?

• yes

• no

FInd all zeros for the polynomial
f(x) = x⁴+8x²-9

• -1, ⅓, ±3i

• ½, -1, ±3i

• 1, -1, ±i√11

• 1, -1, ±3i

Using synthetic division, find the remaining factors of

(x³ +x² -17x +15) if (x -1) is a factor?

*FACTOR COMPLETELY*

• (x + 5)(x - 3)

• (x + 5)(x + 3)

• (x - 5)(x + 3)

• (x - 5)(x - 3)

Solve, choose all that apply.

x³ + 2x² + 5x + 10 = 0

• -2

• 2

• -i√5

• i√5

• 0

The polynomial given by: y = 3x² + 9x⁵ − 4 + 10x⁸ + 2x⁹ will have exactly how many zeroes?

• 5

• 2

• 9

• 8

The degree of the polynomial given by

y = 3x² + 9x⁵ − 4 + 10x⁸ + 2x⁹ is:

• 8

• 9

• 5

• -4

Solve the equation by factoring:
x² + x - 20 = 0

• x = -5 and 4

• x = 4 and 5

• x = 5 and -4

• x = -4 and -5

• 2x³ - x² + x + 9

• 2x² - x + 1

Find the root(s) of the function.

• x = 3

• x = (-1,2,4)

• x = (2, -2, -4)

• x = -1

Which of the following does not represent a polynomial?

• 4 real zeros; 5 imaginary zeroes

• 1 real zero; 6 imaginary zeroes

• 3 real zeroes; 4 imaginary zeroes

• 8 real zeroes; 2 imaginary zeroes