Exponential Functions and Geometric Sequences

Is this exponential growth or decay?

• Growth, the common ratio is between 0 and 1.

• Decay, the common ratio is between 0 and 1.

• Growth, the common ratio is greater than 1.

• Decay, the common ratio is greater than 1.

The relationship between time and population is ________________.

• Exponential growth

• Exponential decay

• Linear, and increasing

• Linear, and decreasing

Which equation matches the graph?

• y = 2^x+3

• y = 2^x + 3

• y = 2^x

• y = 2^-x

Graph

• A

• B

• C

• D

What is the 14th term of the geometric sequence?

• 14,348,907

• 4,782,969

• 1,594,323

• 45

Find the nth term of the geometric sequence 4, 12, 36, 108, ...

Write the explicit formula for the geometric sequence.

• a_n = 4(3)^n-1

• a_n = 3(4)^n-1

• a_n = -4(3)^n-1

• a_n = 3(-4)^n-1

Is this equation exponential growth, decay, or neither?

• Exponential Growth

• Exponential Decay

• Neither

Is this exponential growth or decay?

• Growth

• Decay

Is this exponential growth or decay?

• Growth

• Decay