document.write( "Question 603798: Under certain conditions, the power P, in watts per hour, generated by a windmill with winds blowing v miles per hour is given by P(v)=0.015v^3. Find the power generated by 21 mph winds. \n" ); document.write( "
Algebra.Com's Answer #380934 by ankor@dixie-net.com(22740)\"\" \"About 
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Under certain conditions, the power P, in watts per hour, generated by a windmill with winds blowing v miles per hour is given by P(v)=0.015v^3.
\n" ); document.write( " Find the power generated by 21 mph winds.
\n" ); document.write( ":
\n" ); document.write( "P(v)=0.015v^3.
\n" ); document.write( "v = 21
\n" ); document.write( "\"P%28v%29+=+0.015%2A21%5E3\"
\n" ); document.write( "P(v) = .015*9261
\n" ); document.write( "P(v) = 138.915 watt/hrs
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