Topic 2b AP Precalculus AB Exponential and Logarithmic Graphs

What is the asymptote of y = 2^x ?

• y = 0

• x = 0

• x=4

• y=4

• y=2

What is the asymptote of y = 2^x - 3

• y = 0

• y = -3

• x = 0

• x = -3

Which equation matches the graph?

• y = 4^x + 3

• y = 4^(x-3)

• y = 4^{(x + 3)}

Find the domain and range of:
f(x) = ln(x)

• D: all real numbers
  R: y > 0

• Domain: all real numbers
  Range: all real numbers

• Domain: x > 0
  Range: all real numbers

• Domain: all real numbers
  Range: y < 0

Match the graph with its equation

• y = log₄ (x)+2

• y = log₄ (x + 2) + 1 

• y = log₄ (x - 1) + 2

• y = log₄ (-x + 2)

Which graph matches the equation

• 
• 
• 
• 

Match the graph with its equation

• y = log₆(-x) + 1

• y = log₆(x − 2) + 1

• y = log₆(x + 2) - 1

• y = log(x-8) + 1

Match the graph with its equation

• y = log₄ (x)+2

• y = log₄ (x + 2) + 1

• y = log₄ (x - 1) + 2

• y = log₄ (-x + 2)

Graph

• A

• B

• C

• D

Which of the equations could best describe the graph?