24lawrencet 24lawrencet

10-03-2021
Mathematics

contestada

Which equation is true?

9x2 – 25 = (3x – 5)(3x – 5)
9x2 – 25 = (3x – 5)(3x + 5)
9x2 – 25 = –(3x + 5)(3x + 5)
9x2 – 25 = –(3x + 5)(3x – 5)

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alex634666 alex634666

10-03-2021

The second one is true. for a question like this though, i think it’s safest to resort to photomath

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