Exponential Equation Given Two Points

Given the sequence 30, 60, 120,..., find the explicit equation.

• t(n) = 15(2)ⁿ

• t(n) = 30(2)ⁿ

• t(n) = 15 + 2n

• t(n) = 2(15)ⁿ

Is the table linear, exponential, Quadratic, or not a function at all?

• Linear

• Exponential

• Quadratic

• Not a function

Write the exponential equation that represents the given table.

Write the exponential equation that represents the given table.

Write the exponential equation that represents the given table.

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

Does this table show a linear or exponential function?

• Linear

• Exponential

Which equation matches the table?

• y = 3(4)^x

• y = 3x + 4

• y = 4(3)^x

• y = 12(4)^x

Write an exponential function for a graph that passes through the points (2, 1.8) and (3, 5.4)

y =​ ​ (a)   ( (b)   ) ^x

• 0.2

• 3

• 0.5

• 1.8

• 5.4

• 6

• 0.3

Write an exponential function for a graph that passes through the points (3, 2.8) and (4, 5.6)

y =​ ​ (a)   ( ​ (b)   ) ^x

• 0.35

• 0.5

• 2.8

• 5.6

• 6

• 0.3

• 2

• 3

• 4