Question

Factorise
8x^3+1/(x^3)-5​

Answer 1

Step-by-step explanation:

$8 {x}^{3} + \frac{1}{ {x}^{3} } - 5 \\ = (2 {x})^{3} + (\frac{1}{x} )^{3} = 5 \\ = (2x + \frac{1}{x} )(4 {x}^{2} - 2 + \frac{1}{ {x}^{2} } ) = 5$

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Answer 2

This is your answer