12 terms

Practice finding the percent growth or decay rate for these exponential functions. Be sure to state whether it is exponential growth or decay!

6% growth

State the rate of growth or decay for:

y = 2500(1.06)ⁿ

y = 2500(1.06)ⁿ

200% growth

State the rate of growth or decay for:

y = 3ⁿ

y = 3ⁿ

30% decay

State the rate of growth or decay for:

y = 200(1 - 0.3)ⁿ

y = 200(1 - 0.3)ⁿ

10% decay

State the rate of growth or decay for:

y = 0.9ⁿ

y = 0.9ⁿ

0.8% growth

State the rate of growth or decay for:

y = 12,340(1 + 0.008)ⁿ

y = 12,340(1 + 0.008)ⁿ

50% growth

State the rate of growth or decay for:

y = 10(1.5)ⁿ

y = 10(1.5)ⁿ

75% decay

State the rate of growth or decay for:

y = 1850(¼)ⁿ

y = 1850(¼)ⁿ

65% decay

State the rate of growth or decay for:

y = 2(0.35)ⁿ

y = 2(0.35)ⁿ

14% decay

State the rate of growth or decay for:

y = 43(1 - 0.14)ⁿ

y = 43(1 - 0.14)ⁿ

60% growth

State the rate of growth or decay for:

y = 100(1.6)ⁿ

y = 100(1.6)ⁿ

y = 500(1 - 0.20)^x

Write an exponential equation of the form:

y = A(1 +/- r)^x for this list of numbers:

500, 400, 320, 256, 204.8, 163.84,...

y = A(1 +/- r)^x for this list of numbers:

500, 400, 320, 256, 204.8, 163.84,...

y = 80(1.1)^x

Write an exponential equation of the form:

y = ab^x for this list of numbers:

80, 88, 96.8, 106.48, ...

y = ab^x for this list of numbers:

80, 88, 96.8, 106.48, ...