Question

the value of 1/x^2+1/y^2 at x=1/2 and y=-1/2

Answer 1

Answer: 8

Step-by-step explanation:

1/x^2 + 1/y^2

x =1/2, y =-1/2

1/(1/2)^2 + 1/(-1/2)^2

1/1/4 + 1/1/4

1/1/4=4

4+4=8

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