If x² - 6x - 1 = 0 , find x² + 1 / x²
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we will get the value of x=6.15 and x=-0.15
if we use the formula -b+root of b^2 -4* a*c/2a
so
37.82+1/37.82
and
-0.0225+1/-0.0225
if we use the formula -b+root of b^2 -4* a*c/2a
so
37.82+1/37.82
and
-0.0225+1/-0.0225
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