Solutions and factoring

Find the zeros of this quadratic.

• b=4/5, b=3
• b=4, b=-3
• b=1/5, b=3
• b=4/5, b=-3

Tags

CCSS.HSA-REI.B.4B

(x-2)(3x+1) what are the solutions to this equation?

• x=2 and -1

• x= -2 and 1

• x= 2 and -3

• x=2 and -1/3

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

What are the factors of (4x² - 14x - 8)?

• (4x - 8)(x + 1)

• (4x + 8)(x - 1)

• (4x + 2)(x - 4)

• (2x - 1)(2x + 8)

Factor
4n²-17n-15

• (n-10)(6n+1)
• (4n-5)(n-3)
• (n-5)(4n-3)
• (n-5)(4n+3)

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

Solve
2x² + 17x + 21 = 0

• x= ^-21/₂, -17
• x= ²/₃, 16
• x=-7, ^-3/₂
• x=15, -³/₇

Tags

CCSS.HSA.REI.B.4

Factor
9x²+9x-10

• (3x-5)(3x+2)
• (3x+5)(3x-2)
• (3x+5)(3x+2)
• Not Factorable

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Solve     8x² - 6x + 1 = 0

• No Solution
• 0 or 1
• -0.5 or -0.25
• 0.25 or 0.5

Tags

CCSS.HSA.REI.B.4

Solve for h:
0 = (h – 7)(2h + 3)

• h = –14 or h = 12
• h = –7 or h = 3
• h = 7 or h = -3/2
• h = –14 or h = -3/2

Which equation matches these solutions? x=5,-7

• (x+5)(x-7)=0
• (x-5)(x+7)=0
• (x+5)(x+7)=0
• (x-5)(x-7)=0

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

(9x+1)(x-4)

• x=9 and 4
• x=1/9 and -4
• x=-1/9 and -4
• x=-1/9 and 4