4. The energy produced by wind turbines in a region increased exponentially from 1980 to 1995. The amount of energy, E in gigawatt- hours, can be modelled by the relation E = 6.49(1.58)', where t is the time in years since 1980. %3D a) How much energy was produced by wind turbines in 1980? b) How much energy was produced by wind turbines in 1992?

Intermediate Algebra
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ISBN:9780998625720
Author:Lynn Marecek
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Chapter10: Exponential And Logarithmic Functions
Section10.5: Solve Exponential And Logarithmic Equations
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8.
4. The energy produced by wind turbines in a
region increased exponentially from 1980 to
1995. The amount of energy, E in gigawatt-
hours, can be modelled by the relation
E = 6.49(1.58)', where t is the time in years
II
since 1980.
a) How much energy was produced by wind
turbines in 1980?
b) How much energy was produced by wind
turbines in 1992?
Transcribed Image Text:8. 4. The energy produced by wind turbines in a region increased exponentially from 1980 to 1995. The amount of energy, E in gigawatt- hours, can be modelled by the relation E = 6.49(1.58)', where t is the time in years II since 1980. a) How much energy was produced by wind turbines in 1980? b) How much energy was produced by wind turbines in 1992?
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