Exponential Graph to Writing Equation

Write the exponential regression equation for this data.

• Y = 8.16(2.7)^X

• Y = 81.6(2.7)^X

• Y = 8.16(.27)^X

• Y = 8.16(27)^X

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

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

What is the equation of the horizontal asymptote for following exponential function? (line that graph gets really close to but never intersects)

• y = -4

• y > -4

• y < -4

• (0, -3)

• x > 0
• y > 0
• -∞ < x < ∞
• -∞ < y < ∞

The expression 12(1.015)^t models the population of elephants in a wildlife refuge after t years since 1975.
Is the population of elephants increasing or decreasing?

• Increasing

• Decreasing

Write the exponential equation that represents the given table.

Which of the equations below represent this table?

• y=3⋅(36)^x

• y=36⋅(3)^x

• y=3⋅(⅓)^x

• y=36⋅(⅓)^x

What is the equation for the table?

• y = 4(2)^x

• y = 2(4)^x

• y = 2(8)^x

• y = -2(4)^x

Write the exponential equation that represents the given table.