Quizizz: Exponential functions #7

Is this exponential growth or decay?

• Growth
• Decay

Tags

CCSS.HSF-IF.C.8B

What is the y-intercept of the function?

• 2
• 3
• 1
• -2

Tags

CCSS.HSF-IF.C.7E

Is y = -5(4)^x growth or decay?

• Growth
• Decay

Tags

CCSS.HSF-IF.C.8B

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

• f(x)=400(1+3)^x
• f(x)=400(1-0.03)^x
• f(x)=400(1+0.03)^x
• f(x)=400(0.03)^x

Tags

CCSS.HSF.LE.A.2

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

• $415
• $463.71
• $343.49
• $460.12

Tags

CCSS.HSF.BF.A.2

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

Tags

CCSS.HSF.LE.A.2

The value of a car is $15,000 and depreciates at a rate of 8% per year. What is the value after 7 years?

• $800
• $8367.70
• $6600
• $25,707.36

Tags

CCSS.HSF.BF.A.2

What is the common ratio for the sequence:
28, 14, 7, 3.5...
Reminder: The common ratio is MULTIPLIED each time

• 2
• 1/2
• -14
• -7

Tags

CCSS.HSF.BF.A.2

What is the common ratio for the sequence:
3, 15, 75...
Reminder: common ratio is common multiple used to get  the next output

• 12
• 1/5
• 5

Tags

CCSS.HSF.BF.A.2

Find the common ratio:
3 , 9, 27, 81

• 3
• 9
• 6
• 81

Tags

CCSS.HSF.BF.A.2