Question

x+y=22,xx+yy=404;value of x,y

Answer 1

x+y=22
s. o. b. s
(x+y)hole square=22 square
xx+yy+2xy=884
404+2xy=884
2xy=884-404
2xy=480
xy=240
x=240/y
x+y=22
240/y+y=22
240+ysquare/y=22
240+ysquare=22y
ysquare-22y+240=0
solve this equation

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