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January 27, 2015

January 27, 2015

Posted by **Cookie** on Thursday, January 19, 2012 at 3:08pm.

Find the average yearly electrical consumption throughout the 20th century.

- calculus -
**Steve**, Thursday, January 19, 2012 at 3:21pmafter n years,

energy = e(n) = 1.4*10^6 * 1.07^n

e(100) = 1213.8*10^6

(1213.8 - 1.4)*10^6/100 = 1212.4*10^4 = 12.124 megawatt-hr/year

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