expand and simplify
(3a-5b)(3a+5b)
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Answers
Answered by
5
Answer:
3a^-5b^
=6a^-25b^ please mark as branlist
Answered by
5
Answer:
9a^2-25b^2
Step-by-step explanation:
(3a-5b)(3a+5b)
This is of the form,
(a+b)(a-b)=a^2-b^2
ie.3a-5b)(3a+5b)=(3a)^2-(5b)^2
=9a^2-25b^2
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