Exponential Function

Describe the equation
y = 100 * 2^x

• It starts with 100 and is tripling

• It starts with 100 and is doubling

• It starts with 2 and is being multiplied by 100 each time

• It starts with 100 and is adding 2 each time

Linear, exponential, or neither?

• Linear

• Exponential

• Neither

• All of the above

What is the y-intercept of the function?

• 2

• 3

• 1

• -2

Which equation matches the graph?

• y = 2^x+3

• y = 2^x + 3

• y = 2^x

• y = 2^-x

Which equation matches the graph?

• y = 2^x+3

• y = 2^x + 3

• y = 2^x

• y = 2^-x

Which equation matches the graph?

• y = 2^x+3

• y = 2^x + 3

• y = 2^x

• y = 2^-x

Which equation matches the graph?

• y = 2^x+3

• y = 2^x + 3

• y = 2^x

• y = 2^-x

Which equation matches the graph?

• y = 2^x+3

• y = 2^x + 3

• y = 2^x

• y = 2^-x

What is the range of y=2^x+1-3?

• (-∞,∞)

• (-3, ∞)

• (-1, ∞)

• (-∞, -3)

Is this exponential growth or decay?

• Growth

• Decay