1.3 Function Operations & Composition (Alg. 2)

f(x) = 9-3x
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) = x²+9
g(x) = x-9
Find f(x)-g(x). 

• x²+x+9
• x²-x+9
• x²-x
• x²-x+18

Tags

CCSS.HSF-BF.A.1B

f(x)=x²+1
g(x)=2x-5
Find f(x)-g(x)

• x²-2x+6
• -x²+2x+4
• -x²-2x-6
• x²-2x-4

Tags

CCSS.HSF-BF.A.1B

f(x) = 4x+8
g(x) = x+3,
Find f(x) * g(x)

• 4x²+24
• 4x²+20x+24
• 4x²+12x+24
• 4x²+4x+24

Tags

CCSS.HSF-BF.A.1B

f(n)=2n+1
g(n)=3n
Find f(n)+g(n)

• 5n+1
• -5n+1
• -2n+1
• -6n-1

Tags

CCSS.HSF-BF.A.1B

Evaluate f(x) = 3x - 4 at f(3)

• 5
• 13
• 2

Tags

CCSS.HSF.IF.A.2

Evaluate f(x) = -3x + 4 at f(-2)

• -2
• 2
• 10

Tags

CCSS.HSF.IF.A.2

Evaluate f(x) = 6(x - 3) at f(-3)

• 0
• 36
• -36

Tags

CCSS.HSF.IF.A.2

Evaluate f(x) = -5x + 8 at f(3)

• -7
• 7
• 0

Tags

CCSS.HSF.IF.A.2

Evaluate f(x) = -6x +8x at f(3)

• 10
• 6
• -6

Tags

CCSS.HSF.IF.A.2