A rectangle has a height of 5 and a width of $$4 x^{2}-2 x-6$$. Express the area of the entire rectangle. ![](http://admin.getprephub.com/media/editor/q5_20221205203310476853.png)

Here, $$4 x^{2}-2 x-6=$$ width Height $$=5$$ Area = height $$\times$$ width $$=(4 x^{2}-2 x-6) \times 5$$ $$=20 x^{2}-10 x-30$$.

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Question

Difficulty Level:

Easy

MCQ

A rectangle has a height of 5 and a width of $4 x^{2}-2 x-6$ . Express the area of the entire rectangle.

Select all that apply :

$20 x^{2}-10 x-30$

$20 x^{2}+10$

$5 x^{2}+2 x$

monomi $7 x^{2}-20 x+6$

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