Factoring

Factor x²-2x-15

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

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

The area of a rectangular pool is x² + 7x + 12. Which of the following represents the dimensions of the pool?

• (x + 2) and (x + 10)

• (x + 3) and (x + 4)

• (x + 4) and (x + 5)

• (x + 4) and (x + 6)

Factor:
x² + 7x - 30

• (x + 10)(x - 7)
• (x - 10)(x + 3)
• (x + 10)(x + 3)
• (x + 10)(x - 3)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

The area of a rectangular classroom is x² + 9x - 36. Which of the following represent the dimensions of the classroom?

• (x + 12) and (x - 3)

• (x + 9) and (x - 4)

• (x - 12) and (x + 3)

• (x - 9) and (x - 4)

Factor:
p² - 14p

• p(1 - 14)
• 2p(p - 7)
• p²(1-14)
• p(p - 14)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Which is another way of correctly expressing
 (x  - 3)(x - 3)?

• (x² - 3²)
• (x² - 3)
• (x + 3)(x - 3)
• (x - 3)²

Tags

CCSS.HSA.APR.C.4

Factor the Trinomial:
x² - 8x + 15

• (x + 5) ( x + 3)
• (x - 5) (x - 3)
• (x + 15) (x - 1)
• (x - 7) (x - 8)

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor: x² - 16

• Prime

• ( x - 4) ( x + 4)

• ( x - 8) ( x + 8)

• ( x - 4) ( x - 4)

Factor:
x² - 5x

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

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

What are the factors of
25x² - 81?

• (5x - 9)(5x + 9)
• (5x - 9)(5x - 9)
• (5x + 9)(5x + 9)
• Cannot be factored

Tags

CCSS.HSA.APR.C.4