Alg 2 5.5 Performing Function Operations Video Check

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) = 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

Find  $\left(\frac{f}{g}\right)\left(x\right)\$  when  $f\left(x\right)=9x^{\frac{5}{4}}$  and  $g\left(x\right)=3x^{\frac{1}{2}}$  

•  $3x^{\frac{3}{4}}$  

•  $3x^{\frac{5}{2}}$  

• 3

Tags

CCSS.HSF-BF.A.1B

Find f(2).

• -2

• -18

• 24

• 6

Tags

CCSS.L.1.6

CCSS.L.3.6

CCSS.L.K.5A

Find (g − f)(0)

• 7

• -7

• 1

• -1

Tags

CCSS.HSF-BF.A.1B

Find (f ⋅ g)(-4)

• 16

• -7

• -4

• -12

Tags

CCSS.HSF-BF.A.1B

Find (f − g)(-6)

• 8

• 20

• -20

• -8

Tags

CCSS.HSF-BF.A.1B

Given f(x) = x² + 5 and g(x) = 2x³ - 1, find (f/g)(-3).

• -14/55
• 14/55
• 2
• -2

Tags

CCSS.HSF-BF.A.1B

Given g(x) = -2x+2 and f(x) = 3x²+4, find (g+f)(-3).

• 39
• -27
• -23
• -19

Tags

CCSS.HSF-BF.A.1B