If the width of a rectangle is x + 1 x and its length is 3x x2 - 1, then its area is

Question

Mathematics

Kelton Mcgrath

17 December, 04:13

If the width of a rectangle is x + 1 x and its length is 3x x2 - 1, then its area is

+5

Answers (2)

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April Friedman · Answer 1

April Friedman 17 December, 05:02

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Ethan Leonard · Answer 2

Area = 3x^5+3x^4-3x^3-3x^2

Step-by-step explanation:

Area equals length times width

x (x+1) * 3x (x^2-1)

(x^2+x) * (3x^3-3x)

3x^2 (x+1) (x^2-1)

3x^5+3x^4-3x^3-3x^2