Polynomial Quiz Review

• 2x³ + 3x + (7/x-4)
• 2x² + 3x + 8 + (7/x-4)
• 2x² + 3x + 8
• 2x² - x + 10 + (6/x-4)

What is the proper way to write the answer for the following problem?

• 2x³-x²-25x+12

• 2x⁴-x³-25x²-12x+0

• 2x³-x²-25x-12

• 2x⁴-x³-25x²-12x-0

(3x³ - 2x² - 7x + 6) ÷ (x + 1)

• 3x³ - 5x² - 2x + 8
• 3x² + x - 6
• 3x² - 5x - 2 + 8/x+1
• 3x³ + x² - 6x

(2x³ + 7x² - 6x - 8) ÷ (x + 4)

• 2x² - x - 2
• 2x³ - x² - 2x
• 2x² + 15x + 54 + 208/x+4
• 2x³ + 15x² + 54x + 208

The highest power of x in p(x) is called

• degree of the polynomial

• zero of the polynomial

• linear polymial

• quadratic polynomial

Find all the real zeros of the function 
f(x) = 2x³ - 19x² + 38x + 24 given that x-4 is a factor.

• x = 1/2, -6
• x = -1/2, 6
• x = 4, -1/2, 6
• x = -4, 1/2, -6

What are the zeros of the function?

• 4,1
• 3,1,-2,-5
• -3, -1, 2, 5
• -2,4

Find the roots of 0=x³-4x²+2x-8

• ±2,4
• ±2i,4
• ±i√2,4
• ±√2,4

Find all the real-number roots for the function below. Use any method you like.

f(x)=6x³−17x²+11x−2

• x = ½, ⅓, 2

• x = ¾, ½, 1

• x = ⅙, ⅚, 2

• x = 1, 2, 3

Find all the real-number roots for the function below. Use any method you like.

f(x)=18x⁴+3x³−17x²+17x−55

• x = 1, -5/2, 2 +- √7 / 3

• x = 1, -3/2, 3 +- √5 / 2

• x = 1, -1/2, 4 +- √3 / 5

• x = 2, -5/2, 5 +- √7 / 4