√x+y=7 and x+√y = 11 sole this linear equation....please
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Step-by-step explanation:
x+y=7
x+√y=11
√x=7-y
√y=11-x
now here √x never be negative so y must b smaller than 7
similarly √y can't bs negative so x must b smaller than 11
perfect sq. are 1,4,9,16,25.....
so here by hut and trial we got x=9 and y=4
therefore
√9=7-4
√4=11-9
i hope its clear now
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