If x 3 +y 3 =91 and x 2 +y 2 =25. Then find the value of x and y without using hit and trial method and by using equations.
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3x+3y=91 2x=2y=25
3(x+y)=91 2(x+y)=25
x+y=91/3 x+y=25/2
91/3 will not be equal to 25/2
therefore it is not possible to find values
3(x+y)=91 2(x+y)=25
x+y=91/3 x+y=25/2
91/3 will not be equal to 25/2
therefore it is not possible to find values
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