Exponential Function Practice

What is the initial value for the exponential function:

f(x) = 300(1.16)^t?

• 300

• 1.16

• .16

• x

Is this exponential growth or decay?

• Growth
• Decay

What does the model P=A(1+r)^t best represent?

• Exponential growth
• Simple Interest
• Compound Interest
• Exponential Decay

What type of function is f(x)=2(0.05)^x ?

• Exponential Growth

• Linear

• Exponential Decay

• None of the Abovee

A new savings account is opened with $400 and gains 3% every year. What's the amount after 5 years?

• $415

• $463.71

• $343.49

• $460.12

A population of fish starts at 8,000 and decreases by 6% per year. What is the population of fish after 10 years?

• 14327
• 4309
• 839
• 7680

Is the pictured graph growth, decay, or linear or none?  

• Exponential Growth
• Exponential Decay
• Linear
• None

Is the pictured graph growth, decay, or linear or none?

• Exponential Growth

• Exponential Decay

• Linear

• None

Semi-Annually means how many times a year?

• 4

• 2

• 1

• 6

What principal will amount to $4500 if invested at 4% interest compounded quarterly for 5 years?

• $3463.04
• $3366.58
• $3687.95
• $3903.18