Evaluate 3(-x)^2+2(-x)-4

$3 {(- x)}^{2} + 2 (- x) - 4$

Step 1

Apply the product rule to $- x$ .

$3 ({(- 1)}^{2} x^{2}) + 2 (- x) - 4$

Step 2

Raise $- 1$ to the power of $2$ .

$3 (1 x^{2}) + 2 (- x) - 4$

Step 3

Multiply $x^{2}$ by $1$ .

$3 x^{2} + 2 (- x) - 4$

Step 4

Multiply $- 1$ by $2$ .

$3 x^{2} - 2 x - 4$

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