Precalculus Polynomial Functions

According to the Rational Root Theorem, what are all possible rational roots? 2x³ - 11x² + 12x + 9 = 0

• ±1,±2

• ±1,±3,±9

• ±1,±3±9,±1/2,±3/2,±9/2

• ±1,±2,±1/3,±2/3,±1/9,±2/9

Which of the following is all possible rational zeros?

f(x) = x³ + 2x² - 6x + 8

• ±1, ±8

• ±1, ±2, ±4, ±8

• ±1, ±2, ±4

• 1, 2, 4, 8

Use the Complex Conjugate Root Theorem to state another complex solution. Given that 3 + 5i is a root.

• -3 + 5i

• -3 - 5i

• -5i

• 3 - 5i

Use the Complex Conjugate Root Theorem to state another complex solution. Given that -7i is a root. 

• 7i

• -7i+1

• 1-7i

• 1+7i

What are the asymptotes?

• x=1, x= 2, y =1, y= 2

• x= 2, x=-2, y = 1

• x=2 y =-1

• x=1 y =2, y =-2

What is the equation of the graph?

• 
• 
• 
• 

What is the domain of the graph?

• -3 ≤ x ≤ 3

• 3 ≤ x ≤ -3

• -2 ≤ x ≤ 10

• -3 ≤ x ≤ 10

what is the equation that best matches the graph?

• A

• B

• C

• D

• Maximum number of real zeros: 2; Maximum number of relative extrema: 3.

• Maximum number of real zeros: 1; Maximum number of relative extrema: 1.

• Maximum number of real zeros: 4; Maximum number of relative extrema: 0.

• Maximum number of real zeros: 3; Maximum number of relative extrema: 2.

• x = 1, x = 1, x = -3

• x = 1, x = -1, x = -3

• x = 1, x = -1, x = 3

• x = -1, x = -1, x = -3

Tags

CCSS.HSF-IF.C.7C