Question

3xcube -4xsquare+5x-6 ,the value of x is -1

Answer 1

$\huge\pink{Hi\: Answer\:is}$

$3x {}^{3} - 4x {}^{2} + 5x - 6 \\ = 3( - 1) {}^{3} - 4( - 1) {}^{2} + 5( - 1) - 6 \\ = - 3 - 4 - 5 - 6 \\ = - 18 \: \: answer$
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