Math 3 Test 2 Practice

Find the inverse of
f(x) = 1/4x - 7

• f^-1(x) = 4x + 7
• f^-1(x) = -4x + 28
• f^-1(x) = -4x - 7
• f^-1(x) = 4x + 28

Find the inverse function

• f ^-1(x) =(1/x) − 5

• f ^-1(x) =(1/x) + 5

• f ^-1(x) = (x/1) − 5

• f ^-1(x) =(5/x) − 1

Find the inverse of f(x) = x² - 5

• f^-1(x) = √(x) + 5
• f^-1(x) = ∛(x-5)
• f^-1(x) =√(x+5)
• f^-1(x) = x² - 5

Find the inverse of f(x) = -4x - 12

• f^-1(x) = 4x - 3
• f^-1(x) = -1/4x - 3
• f^-1(x) = 1/4x + 3
• f^-1(x) = -4x - 3

Find the inverse function

• f ^-1(x) =(1/x) − 5

• f ^-1(x) =(1/x) + 5

• f ^-1(x) = (x/1) − 5

• f ^-1(x) =(5/x) − 1

Which equation below is a quadratic function translated up 5 units?

• y = x² + 5
• y = (x + 5)²
• y = 5x²
• y = -x² - 5

Which equation is a quadratic function reflected over the x-axis and shifted up 2.

• y = x² + 2
• y = -x² + 2
• y = x² - 2
• y = -(x + 2)²

Describe the transformations from the original parent function f(x) = x².

g(x) = 5x² + 2

• Vertical Stretch of 5

  Vertical Down 2

• Vertical Compression of 5

  Vertical Up 2

• Vertical Stretch of 5

  Vertical Up 2

• Vertical Compression of 5

  Vertical Down 2

• Vertical stretch by a factor of 8 

• Vertical compression by a factor of 8 

• Vertical stretch by a factor of ¼

• Vertical compression by a factor of ¼