Question


при х= -7 ; у = 6,8

Answer 1

$\frac{xy+ x^{2} }{32x}* \frac{8x}{x+y}= \frac{x(x+y)*8x}{32x*(x+y)}= \frac{x}{4}\\\\ \frac{-7}{4}=-1,75$

Answer 2

ху+2^2/32*8х/х+у=(х+у)*8х/32х*(х+у)=х/4
-7/4=-1,75