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An application of the differential: estimation of small changes The power P consumed in a resistor...

An application of the differential: estimation of small changes

The power P consumed in a resistor is given by P= (V^2)/R watts. Determine the approximate change in power when V increases by 5% and R decreases by 0.5% if the original values of V and R are 50 volts and 12.5 ohms respectively.

Math   Calculus   
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