If x + 1/x = 3, then find the value of (x square) x2 + 1/x2
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As x+1/x=3
Then, square on both sides,
(x+1/x)²=3²
x²+1/x²+2(x*1/x) =9
x²+1/x²+2=9
x²+1/x²=9-2
x²+1/x²=7
Then, square on both sides,
(x+1/x)²=3²
x²+1/x²+2(x*1/x) =9
x²+1/x²+2=9
x²+1/x²=9-2
x²+1/x²=7
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