If x= 2, y = - 2, find the value of x2+xy+y2
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Step-by-step explanation:
x= 2 ; y = -2
x²+xy+y²
now, putting the values of x and y
2² + (2)(-2) + (-2)²
4 - 4 + 4
=> 4 is the correct answer……
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If x= 2, y = - 2, find the value of x2+xy+y2
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