Function Operations practice

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

• 39
• -27
• -23
• -19

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

Given p(x) = x - 2 and q(x)=2x+5,

find p(-4) - q(-4).

• -9

• -3

• -1

• 3

Tags

CCSS.HSF.IF.A.2

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(x)=x³-3x g(x)=-4x+1 Find f(2) ⋅ g(2)

• 14

• -18

• 0

• -14

Tags

CCSS.HSF.IF.A.2

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

• -14/55
• 14/55
• 2
• -2

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