multiply x(x+1/x)+1/x(x+1/x).
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Answer:
x⁴+x²+x
Step-by-step explanation:
x(x+1/x)+1/x(x+1/x)
= x²+x/x + x+1/x²
x²+x x+1
= --------- + ---------
x x²
= x²(x²+x)+x(x+1)
-----------------------
x×x²
= x⁴+x³+x²+x x⁴+x²+x
------------------ =
x³
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