X square + 1 by x square is equal to 79 find x + 1 by x
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x^2+1/x^2=79
x+1/x = ?
{(x)^2+(1/x)^2 +2}-2 = 79
(x + 1/x)^2 -2=79
(x+1/x)^2 = 79+2
x+1/x = root 81
x+1/x =9
hey friends
I hope it helps you
x+1/x = ?
{(x)^2+(1/x)^2 +2}-2 = 79
(x + 1/x)^2 -2=79
(x+1/x)^2 = 79+2
x+1/x = root 81
x+1/x =9
hey friends
I hope it helps you
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