Question

the rational expression
${x}^{4} - 4 \div x - 2 \: in \: simple \: form \: will \: be$
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Answer 1

${ x}^{4} - 4 \div x - 2$

$( {x}^{5} - 4 - 2x) \div x$

${ {x}^{5} - (4 + 2x)} \div x$