HWK#23

What transformations have happened to y = 2^x if the new equation is

y = -2^(x+3) - 6

• No transformations have occurred

• Reflection over the x-axis, up 3 units, left 6 units

• Reflection over the x-axis, right 3 units, down 6 units

• Reflection over the x-axis, left 3 units, down 6 units

The value of a car is $15,000 and depreciates at a rate of 8% per year. What is the exponential equation?

• y=8(15,000)^x
• y=15,000(1.08)^x
• y=15,000(0.92)^x
• y=15,000(0.08)^x

Pick the equation that is exponential growth

• y= -0.5(2)^x

• y = 0.5(2)^x

• y=x²

• y= 3x +4

Describe the transformations in the following function from the parent function g(x) = 5^x?

• Right 3 units, Up 2 units

• Left 3 units, Up 2 units

• Left 3 units, Down 2 units

• Right 3 units, Down 2 units

What transformation best describes the function?

• Vertical stretch by a factor of -1

• Vertical Shrink by a factor of -1

• Reflection over the x-axis

• Down 1 unit

Range?

• (-8, ∞)
• [-8, ∞)
• (-∞, ∞)
• (∞, -8)

What is the horizontal asymptote?

• y = 1

• y = 0

• (0,-1)

• y= -1

What is the horizontal asymptote?

• y = 2
• y = -2
• x = 2
• y = 0

What is the equation for the table?

• y = 4(2)^x

• y = 2(4)^x

• y = 2(8)^x

• y = 8(2)^x

What type of function is shown?

• Absolute Value Function

• Quadratic Functions

• Linear Function

• Exponential Function