Enhanced Algebra Unit 5 Exponential Functions

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What type of function is
y = 7(5/4)^x?

• Exponential Growth

• Exponential Decay

• Linear

• None of the above

What type of function is f(x)=2(1/7)^x ?

• Exponential Growth

• Linear

• Exponential Decay

• None of the Abovee

Determine the asymptote for the function
f(x)=3(2)^x-4+5

• x=4

• y=4

• x=5

• y=5

Determine the range for the function
f(x)=3(2)^x-4+5

• [5,∞)

• (5,∞)

• [4,∞)

• (4,∞)

Determine the domain for the function
f(x)=3(2)^x-4+5

• [5,∞)

• (5,∞)

• (-∞,∞)

• (∞,-∞)

A new savings account is opened with $400 and gains 3% every year. What is the exponential function?

• f(x)=400(.97)^x

• f(x)=400(1-0.03)^x

• f(x)=400(1.03)^x

• f(x)=400(0.03)^x

A new savings account is opened with $1500 and gains 1.5% annual interest. What is the exponential function?

• f(x)=1500(1+1.5)^x

• f(x)=1500(1+0.015)^x

• f(x)=1500(1.00375)^x

• f(x)=1500(1.5)^x

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