Unit 6 Exp. Functions review

Is this exponential growth or decay?

• Growth
• Decay

What is the y-intercept of the function?

• 2
• 3
• 1
• -2

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

Using the exponential function

f(x)= 3(5)^x

What is f(4)?

• 50625

• 625

• 1875

• 15

Is the equation linear, exponential or neither?

• Linear
• Exponential
• Neither

What is the equation represented by this table?

• f(x) = 36(3)^x

• f(x) = 3x + 36

• f(x) = 3(36)^x

• f(x) = 4(3)²

Which function is exponential?

• f(x)
• h(x)
• g(x)

Use the function, M=.05(2)^t, where M is the amount of money you have after t days.
How much money will you have after 14 days?

• $ 819.20
• $ 8,192.00
• $ 1.40
• $ 819.02

• 2

• 4

• 8

• 2

• 8

• 4

• x