A square has an area of 4x² - 121. What is the length of each side?

asked Jan 4, 2023 179k views

24 votes

A square has an area of 4x² - 121.
What is the length of each side?

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9 votes

Answer:

2x - 11, 2x + 11

Explanation:

The length of each side must multiply together to get
4x^2 - 121 so have to factorise to make 2x-11 and 2x +11.

Galakt answered Jan 8, 2023

3.3k points

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