Chapter 7 Algebra

Solve by factoring:3x² + 5x + 2 = 0

• A) x = -2/3 and x = -1

• B) x = -3/2 and x = -1

• C) x = 2/3 and x = 1

• D) x = 2/3 and x = -1

Tags

CCSS.HSA-REI.B.4B

Solve: 14m²-12m = 0

• m=2 and m=76

• m=2 and m=0

• m=14 and m=12

• m=0 and m=6/7

Tags

CCSS.HSA-REI.B.4B

Find all zeros for the polynomial function P(x)= x³-3x²+12x-10

• 1, 1-3i, 1+3i

• 1, 1+3i, -1-3i

• -1, -1+3i, -1-3i

• -1, -5, 2

Use Synthetic Substitution to find f(-2)

f(x) = 2x⁴- 3x³ + 1

• A) f(-2) = 51

• B) f(-2) = 11

• C) f(-2) = 63

• D) f(-2) = 57

Tags

CCSS.HSF.IF.A.2

If f(x) = 3x-1 and g(x) = x²+2,

what is (f ° g)(x) ?

• A) 3x² +5

• B) x² +1

• C) 3x² +1

• D) 3x² +6

Tags

CCSS.HSF-BF.A.1C

When f(x) = 4x+8 and g(x) = x+3, find (f⋅g)(x)

• 4x²+24

• 4x²+20x+24

• 4x²+12x+24

• 4x²+4x+24

Tags

CCSS.HSF-BF.A.1C

Find the inverse of f(x) = -4x - 12

• f^-1(x) = 4x - 3

• f^-1(x) = 1/4x + 3

• f^-1(x) = -1/4x - 3

• f^-1(x) = -4x - 3

Tags

CCSS.HSF-BF.B.4A

Are the following inverses of each other?

• true

• False

Tags

CCSS.HSF-BF.B.4B

What function best describes this graph?

• f(x)= √(x-4) -2

• f(x)= -√(x+4) -2

• f(x)= -√(x-4) -2

• f(x)= √(x+4) +2

Tags

CCSS.HSF-IF.C.7B

Write an expression for the product of 5 and y and z

• 5yz

• 5y + z

• 5 + y + z

Tags

CCSS.6.EE.A.2A