6.4 - 6.5 Review

Factor p³ - 3p² - 16p + 48 

• p² ( p - 3) (p - 3) 
• (p² - 16) (p - 3)  
• (p + 4) (p - 4) (p - 3) 

Factor x³ + 2x² - 49x - 98 

• (x² - 49) (x + 2) 
• (x² - 49) (x + 2) (x + 2) 
• (x + 7) (x - 7) (x + 2) 

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

20x³-25x²+4x-5

• (5x²-5)(4x+1)
• 5(x²-1)(4x+5)
• (5x²+1)(4x-5)
• (5x²+1)(4x-1)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor:  27x³ + 8

• (3x + 2)(9x² - 6x + 4)
• (9x + 2)(3x² + 18x + 4)
• (3x²+4)(9x + 2)
• (27x + 8)(x² - 216x + 64)

Tags

CCSS.HSA.APR.C.4

Factor: 3x² - 75

• 3( x + 5 ) ( x - 5 ) 
• Prime
• ( x + 5 ) ( x - 5 ) 
• 3( x - 5 ) ( x - 5 ) 

Which of the following cannot be factored using difference of squares?

• 4x² - 121
• 16 - 25x²
• m² - n²
• 36x² - 54

Solve:  n⁴-49n²=0

• 0, 7
• 0, -7, 7
• 0, -7
• 7, -7

Factor Completely: x⁴-9x²

• x²(x+3)(x-3)
• (x²+3x)(x²-3x)
• (x²+9)(x-3)(x+3)
• x²(x²-9)

Factor:  x⁴-y⁴

• (x²+y²)(x²-y²)
• (x²+y²)(x-y)(x+y)
• (x+y)(x-y)(x+y)(x-y)
• (x²-y²)(x+y)(x-y)

Use long division

• 4x - 2
• 4x + 2
• 4x - 2 + (1/3x - 1)
• 4x + 2 + (1/3x - 1)

Tags

CCSS.HSA.APR.D.6

CCSS.HSA.APR.D.7