Exponential functions

Write the exponential regression equation for the data.

• Y=8.16(2.7)^x

• Y=81.6(2.7)^x

• Y=8.16(.27)^x

• Y=8.16(27)^x

Tags

CCSS.HSF.LE.A.2

Use the exponential regression to find an equation that fits the​ data, where x is the years since 1990.

• y=8.92•1.23^x
• y=1.23•8.92^x
• y=8.92+1.23x
• y=8.92x+1.23

Tags

CCSS.HSF.LE.A.2

What is the equation of this table?

• y=512(1/4)^x
• y=32(4)^x
• y=32(1/4)^x
• y=512(4)^x

Tags

CCSS.HSF.LE.A.2

A person travels by car.  They record their miles driven in a data table.  Calculate the linear regression equation of this data.

• y = 61.93x - 1.79
• y = -1.79x + 61.93
• y = 0.016x + 0.03
• y = 0.03x + 0.016

Which of the equations below represent this table?

• y=3⋅(36)^x
• y=36⋅(3)^x
• y=3⋅(⅓)^x
• y=36⋅(⅓)^x

Tags

CCSS.HSF.LE.A.2

Tags

CCSS.HSF-IF.C.7E

Check all that apply.

• The y-intercept is (0, 1)

• The y-intercept is (0, 2)

• The function is decreasing.

• The function is increasing.

Tags

CCSS.HSF-IF.C.7E

• 2.4

• 7.2

• 3

• 0

Tags

CCSS.HSF-IF.C.8B

• (0, 8)

• (0.5, 0)

• (0, 0.5)

• (8, 0)

Tags

CCSS.HSF-IF.C.7E

What is the y-intercept?

• (0, 6)

• (6, 0)

• (1, 1)

• (4, 0)

Tags

CCSS.HSF-IF.C.7E