CCSS.Math.Content.HSA.SSE.A.2

Factor completely: 
3x² + 18x +15
Hint: Factor GCF first.

• 3(x² + 6x + 5)
• (x + 5)(x + 1)
• 3(x + 5)(x + 1)
• Prime

Tags

CCSS.Math.Content.HSA.SSE.A.2

Simplify the expression
(2x - 2)(4x + 1)

• 8x² - 10x + 2
• 8x² + 2
• 8x² + 16x + 2
• 8x² - 6x - 2

Tags

CCSS.Math.Content.HSA.SSE.A.2

Factor
4x²-25x+25

• 4(x-5)(x+5)
• (x+5)(4x+5)
• (x-5)(4x-5)
• (x+2)(9x+1)

Tags

CCSS.Math.Content.HSA.SSE.A.2

5xy(6x-y)

• 11x² - y²
• 30x² + y²
• 30x²y - 5xy²
• 11x²y + 5x²y²

Tags

CCSS.Math.Content.HSA.SSE.A.2

Simplify:
(x-7)²

• x²-49
• x²+49
• x²-14x+49
• x²-14x-49

Tags

CCSS.Math.Content.HSA.SSE.A.2

Factor Completely: 2x² + x - 6

• (x + 2) (2x -3)
• (x - 6) (2x + 1)
• (x + 1) (2x - 6)
• (x - 2) (2x + 3)

Tags

CCSS.Math.Content.HSA.SSE.A.2

How do you factor a trinomial when the coefficient of x² is 1? (ex: x² - 2x + 10)

• Take out the GCf then you're done
• Difference of two squares 
• Find what multiplies to the last number and adds to the middle
• Slip & Slide

Tags

CCSS.Math.Content.HSA.SSE.A.2

Factor completely.
3x² - 9x -120

• 3(x - 8)(x + 5)
• 3(x + 8)(x - 5)
• (3x + 8)(x - 5)
• (3x - 8)(x + 5)

Tags

CCSS.Math.Content.HSA.SSE.A.2

4m² + 49

• (2m + 7) (2m - 7)
• (2m - 7) (2m - 7)
• (m + 7) (m - 7)
• Can't factor using Diff. of Squares

Tags

CCSS.Math.Content.HSA.SSE.A.2

Factor by grouping: 
20x³-25x²+4x-5

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

Tags

CCSS.Math.Content.HSA.SSE.A.2