1.

If x=1 y=-1 find value of the x2+y2+xy2

Answer»

Given x = 1 y = 1


x^2 + y^2 +xy^2

=> ( 1 )^2 + ( - 1 )^2 + ( 1 )( - 1 )^2

=> 1 + 1 + 1

=> 3 >>> ANSWER


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