P-9x-8y-xy-2-find-p-

Question Number 5943 by sanusihammed last updated on 06/Jun/16

P = 9 x + 8 y

x y = 2

f i n d p .

Answered by FilupSmith last updated on 06/Jun/16

(1) x = \frac{2}{y}

P = \frac{18}{y} + 8 y

(2) y = \frac{2}{x}

P = 9 x + \frac{16}{x}