Function Operations

f(x) = 4x-7
g(x) = 2x+6
Find 4f(x)+g(x). 

• 6x-1
• 18x-1
• 10x-22
• 18x-22

Tags

CCSS.HSF-BF.A.1B

f(x) = 6x-8
g(x) = -3x+2
Find 3f(x)+2g(x). 

• -3x+10
• 12x-20
• 3x-6
• 24x-20

Tags

CCSS.HSF-BF.A.1B

f(x) = 6x - 8

g(x) = -4x - 7

Find f(x) - 3g(x).

• 18x+13

• -6x-29

• 2x-15

• 10x-1

f(x) = 4x+8

g(x) = x+3,

Find f(x) ⋅ g(x)

• 4x²+24

• 4x²+20x+24

• 4x²+12x+24

• 4x²+4x+24

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

f(x) = x² - 3

g(x) = -4x + 1

Find f(x) ⋅ g(x)

• -4x² + 13

• -4x³ + 2x² - 3x

• -4x³ + x² + 12x - 3

• 16x² -8x -2

Given f(x) = 2x and g(x) = x² + 3

find f(g(x)).

• x² + 2x + 3

• 4x² + 3

• 2x² + 3

• 2x² + 6

Tags

CCSS.HSF-BF.A.1C

f(x) = 3x + 10

g(x) = x - 2

Find f(g(x))

• 3x + 4

• 3x + 8

• 3x² + 4

• 3x² +4x -20

p(x) = 3x + 4

q(x) = 2x²

Find p(q(x))

• 10x²

• 18x² + 4

• 6x² + 4

• 6x³ + 8x²

f(x) = 3x + 4

g(x) = x²

Find f(g(x))

• 9x² + 12x +16

• 3x² + 4

• 9x² + 16

• 3x³ + 4x²