Warm UP 6.2D

Which ONE of the following equations represents exponential decay?

Which graph shows exponential decay?

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Which equation represents exponential decay?

Is this exponential growth or decay?

• Growth
• Decay

What is the y-intercept of the function?

• 2
• 3
• 1
• -2

What is a, the initial amount, for the function: f(x) = 300(1.16)^x?

• 300
• 1.16
• .16
• x

What is the growth rate in the function f(x)=2(1.44)^x

• 144%

• 2%

• 44%

• X%

What is the decay rate in the following model?

A=1200(.85)⁶

• 1200

• .15

• .85

• 6

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

• y = 15(35)^x
• y = 15(1.35)^x
• y = 15(0.35)^x
• y = 35(1.15)^x