A2 Factor and Solve

Solve: x² = 7x + 18

• -7 and -18

• 9 and 2

• 9 and -2

• 2 and 7

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

The x-intercepts of

y = x² - 9 are...

• 1, -9

• 3 , -3

• 9, -9

• 3 only

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

What are the zeros of the function:

f(x) = x² + x - 42

• 7 and -6

• 1 and 42

• -7 and 6

• 8 and -3

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve: x² + 24 = 11x

• -3 , -8

• 3 , 8

• 4 , 6

• 12 , -2

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

Solve: 3x² + 19x + 20 = 0

• -3/5 and -4

• 5/3 and -4

• 3/4 and 5

• -4/3 and -5

Tags

CCSS.HSA.REI.B.4

The x-intercepts of

y = x² + 9x + 8 are...

• -8 and -1

• 9 and -1

• -4 and -2

• 9 and 8

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.11

Factor: 20x³-25x²+4x-5

• (5x²-5)(4x+1)

• 5(x²-1)(4x+5)

• (5x²+1)(4x-5)

• (5x²+1)(4x-1)

Factor: x³-5x²+5x-25

• (x²-5)(x-5)

• (x²+5)(x-5)

• (x²+5)(x+5)

• (x²-1)(x-25)

Factor
3a² + 4a + 1

• (7a-10)(a-8)

• Not factorable

• (3a+1)(a+1)

• (3a-1)(a-1)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor
18a²b⁴c + 24ab³c²

• 6ab³c(3ab + 4c)

• 3abc(6ab³ + 8b²c)

• 6abc(3ab³ + 4c)

• 6ab3c(3b + 4c)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3