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Solve it if you can

Algebra Level 1

if a=90, b=90

solve this:

\(a^{2}\) x 39 - \(b^{2}\) x 29

View solutions

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, interactive explorations.

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including olympiad champions, researchers, and professionals.

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by Joel Hukubun

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