Algebra 2 Unit 1

f(x) = 4x + 7 and
g(x) = 10x - 5
Find f(x) + g(x) 

• 14x + 12
• 14x + 2
• 6x + 2
• 14x - 2

f(x) = 4x + 7 and 
g(x) = 10x - 5
Find f(x) - g(x)

• 6x + 2
• - 6x - 2
• - 6x + 12
• - 6x - 12

f(x) = (x + 3) and 
g(x) = (x - 7)
Find f(x) ⋅ g(x)

• x² - 4x - 21
• x² + 4x - 21
• x² - 10x - 21
• x² - 4x + 21

f(x) = x² - 5x + 6 
and g(x) = x - 2
Find f(x) ÷ g(x)

• x + 3
• x - 6
• x + 6
• x - 3

f(x) = x² + 8 and
g(x) = x - 3
Find f(g(8))

• 33
• 69
• 18
• 129

TRUE or FALSE: An inverse function happens when you switch "x" and "y".

• TRUE
• FALSE