Adding Subtracting and Multiplying Functions

• -2x+3
• -2x-9
• -8x+9
• -8x-9

Tags

CCSS.HSF-BF.A.1B

f(x)=2x+4
g(x)=3x²-1
Find f(x)*g(x)

• 6x⁴+12x³-4x²-8x

• -6x³+12x²+2x-4

• 6x³+12x²-2x-4

• 5x²-18x+20

Tags

CCSS.HSF-BF.A.1B

Given
f(x) = 3x² + 7x and g(x) = 2x² - x - 1, find (f + g)(x).

• 11x² - 1

• 5x⁴ + 6x² - 1

• 5x² + 6x - 1

• 5x² + 8x - 1

Tags

CCSS.HSF-BF.A.1C

Find (fg)(x)
f(x)=3
g(x)=5x-3

• 15x-9

• 9-15x

• 9x+15

• 9-5x

Tags

CCSS.HSF-BF.A.1B

Evaluate:
(f+g)(x)
f(x)=x+5
g(x)=-3x-6

• -4x-1

• -2x-1

• -4x-11

• -2x-11

Tags

CCSS.HSF-BF.A.1B

When f(x) = 9-3x and g(x) = 5x-7 , find f(x)+g(x). 

• 14x-10

• -8x+2

• 2x+2

• 2x-2

Tags

CCSS.HSF-BF.A.1B

f(x)=5
g(x)=x-1
find (fg)(x)=

• 5x+5

• 5x-5

• -5-5x

• 6x+1

Tags

CCSS.HSF-BF.A.1B

f(x)=x³-3x
g(x)=-4x+1
Find f(x)*g(x)

• -4x³-5x²-3

• -4x³+2x²-3x

• -4x⁴+x³+12x²-3x

• -4x^4-x³+12x²⁺3x

Tags

CCSS.HSA.APR.A.1

f(x)=3x²+1
g(x)=4x+5
What is (f+g)(2)

• 13

• 0

• 26

• 6x²+8x+12

Tags

CCSS.HSF-BF.A.1B

g(x) = x² + x - 2
Find g(x - 3)

• g(x - 3) = x² - 5x + 4

• g(x - 3) = x² - 7x - 14

• g(x - 3) = x² + x + 4

• g(x - 3) = x² - 6x + 10

Tags

CCSS.HSF.IF.A.2