Test Review Quiz Unit 3B Precal

What are the remaining factors for

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

• (x-1) (x+5) (x-3)

• (x-1) (x+5) (x + 3)

• (x+1) (x+5) (x-3)

• (x+1) (x-5) (x-3)

Tags

CCSS.HSA.APR.D.6

Divide using synthetic division OR long division.

• x³ -x² -9x +35
• x³ -x² -9x +36 - ¹/_x+4
• x³ +7x² +15x +347
• x³ +7x² +15x -36 + ³⁸³/_x+4

Solve the equation.

• b = 1 and b = 9
• b = -9 and b = -1
• b = -9, b = -1, and b = 0
• b = 0, b = 1, and b = 9

Tags

CCSS.HSA-REI.B.4B

Solve using long division $\left(2x^2+6x-20\right)\div\left(2x-4\right)$  

•  $x+5+\frac{2}{2x-4}$  

•  $x-8$  

•  $x-5+\frac{3}{2x-4}$  

•  $x+5$   

Tags

CCSS.HSA.APR.D.6

Is this division problem worked correctly?

• This is correct!

• This is incorrect, and error occurs on the 2nd line!

• This is incorrect, and the error occurs on the 4th line!

• This is incorrect, and the error occurs on the 3rd line!

Tags

CCSS.HSA.APR.D.6

Which term must be inserted in the dividend before you begin long division?

 $\left(2x^3+5x^2+9\right)\div\left(x+3\right)$  

•  $0x^4$  

•  $0x^3$  

•  $0x^2$  

•  $0x$  

Tags

CCSS.HSA.APR.D.6

(x²+4x-45)⁄(x+9) (use synthetic division)

• x+5

• -x+5

• -x-5

• x-5

Tags

CCSS.HSA.APR.D.6

What are the roots of the polynomial function?
y = (x + 2)(x - 7)³

• -2, 7 multiplicity 3
• -2, 7, 3
• 2, -7 multiplicity 3
• 2, -7, 3

Tags

CCSS.HSF-IF.C.7C

What is the remainder R when the polynomial p(x) is divided by (x-5)?
p(x) = x³ - 5x² + 2x - 10

• 0
• 2x-10
• -2x-10
• 2x+10

Tags

CCSS.HSA.APR.B.2

(2x³ - 5x² + 3x + 7) ÷ (x - 2)

• 2x³ - x² + x + 9
• 2x² - x + 1
• 2x² - x + 1 + 9/x-2
• 2x² - 9x - 15 - 23/x-2

Tags

CCSS.HSA.APR.D.6