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How to solve (4s+5t)(4s-5t)
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3 votes
How to solve (4s+5t)(4s-5t)

User Shubham Verma
by
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1 Answer

3 votes
(4s+5t)(4s-5t)

16s^2 - 20st + 20st - 25t^2

Combine like terms...

-20st + 20st = 0


The answer is:

16s^2 - 25t^2
User Jdobres
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