Question

-3(x2)-x+5 ,while x=(-2)

(x2) means the square of x


Hope u will answer me as soon as possible..

Answer 1

$= - 3( {x}^{2} ) - x + 5 \\ = - 3( { - 2}^{2} ) - ( - 2) + 5 \\ = - 3(4) + 2 +5 \\ = 12 + 2 + 2 \\ = 14 + 2 \\ = 16$
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