Question

expansion it's really important don't give rubbish answer​

Answer 1

Explanation:

$x - \frac{3}{x} = 4$

$x = {x}^{3}$

$\frac{3}{x} = \frac{ {3}^{3} }{ {x}^{3} }$

${x}^{3} - \frac{27}{ {x}^{3} } = {4}^{3}$

${4}^{3} = 4 \times 4 \times 4 \times 4$

$= 256$

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Answer 2

Answer:

100 is a fully verified answer and mark as brainliest