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14.(xdx +ydy)÷ (xdy+ydx)=root((a square - xsquare - ysquare)÷ (x square + ysquare))

Answer» 14.(xdx +ydy)÷ (xdy+ydx)=root((a square - xsquare - ysquare)÷ (x square + ysquare))


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