PreCalculus Chapter 2 Quiz 2

(2x³ + 7x² - 6x - 8) ÷ (x+ 4)

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

Tags

CCSS.HSA.APR.D.6

What is the remainder when a³ - 4 is divided by a+2?

What is the remainder of (3x³ -5x² -4x +1) ÷ (x + 3)?

Is (x-4) a factor of (x³ +x² -16x-16)?

• YES
• NO

Tags

CCSS.HSA.APR.B.2

Divide using synthetic division:

(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)

(4x⁴+4x³-9x²-x+2) ÷ (x-1)

• 4x³+8x²-7x-2

• 4x³+19x²-x-2

• 4x³+8x²-x-9

• 4x³+8x²-x-2

(x⁴ - 10x³ + 35x² - 50x + 24) ÷ (x² - 3x + 2)

• x² - 7x + 12

• x³ + 3x² + 4x - 1

• x² - 1

• x² + 7x - 12

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

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

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

(-7 + 9i) + (2 - 10i)

• -5 + i

• -5 - i

• -9 + 1

• 9 - i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.CN.B.4

What does i² equal?