Multiply/Divide Functions

f(x) = 4x + 1 and g(x) = 4x - 3
Find f(x) * g(x)

• 16x² + 8x - 3
• 16x² - 8x + 3
• 16x² - 8x - 3
• 16x² - 16x - 3

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

g(x)=2x+2
f(x)=x-1
Find (gf)(x)

• -3x³-7x²-2x
• 2x³-2
• 2x²-2
• 2x²+4x+2

Tags

CCSS.HSF-BF.A.1C

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

• 6x + 15
• 6x - 15
• -6x + 15
• 6x - 8

Tags

CCSS.HSF-BF.A.1B

Is this mapping a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

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

 $f\left(a\right)=-3a-2$  and  $g\left(a\right)=4a+2$  Find:  $\left(\frac{f}{g}\right)\left(a\right)$  

•  $\frac{4a+2}{-3a-2}$  

•  $\frac{3a-4}{a^3+2a}$  

•  $\frac{-4a+2}{3a-2}$  

•  $\frac{-3a-2}{4a+2}$  

Tags

CCSS.HSF-BF.A.1B