Question

x cube - 23xsquare+142x-120 ​

Answer 1

Answer:

$x^{3} - 23x + 22$

Step-by-step explanation:

$x^{3} - 23x^{2} + 142x - 120$

= $x^{2}(x-23) + 2(71-60)$

= $x^{2} (x-23) + 2(11)$

= $x^{2} (x-23) + 22$

= $x^{3} - 23x + 22$

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