composition of functions

• 9 - √17
• 4
• 2
• √8

Tags

CCSS.HSF-BF.A.1C

• -1
• 1
• -1/3
• -5/3

Tags

CCSS.HSF-BF.A.1C

If f(x) = 3x-1 and g(x) = x²+2,

what is (f ° g)(x) ?

• 3x² +5

• x² +1

• 3x² +1

• 3x² +6

Tags

CCSS.HSF-BF.A.1C

If f(x) = 5x and g(x) = 2x-1,

what is the composition f(g(x)) ?

• 10x-1

• 10x-5

• 5x²-1

• 5x²-5

Tags

CCSS.HSF-BF.A.1C

If f(x) = x-1 and g(x) = 2x,

what is and g(f(x)) ?

• 2x²-1

• 2x-1

• 2x-2

• x-2

Tags

CCSS.HSF-BF.A.1C

f(x)=3x+5

g(x)=x²

f(x)+g(x)

• 4x²+5

• 3x³⁺⁵

• x²+3x+5

• x²+8x

Tags

CCSS.HSF-BF.A.1B

f(x)=3x+5

g(x)= x²

g(x)-f(x)

• x²-3x-5

• x²-3x+5

• x²-5x-3

• i don't want to play this game

Tags

CCSS.HSF-BF.A.1B

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

• x² + 8x + 1
• x² + 6x - 1
• 5x² + 8x - 1
• x² + 8x -1

Tags

CCSS.HSF-BF.A.1B

f(x) = x + 5 and g(x) = x² - 2x + 3
Find f(x) * g(x)

• x³ + 3x² - 7x + 15
• x³ - 2x² + 15
• x³ + 3x² - 10x + 15
• x³ - 3x + 15

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