9a2-25b2 factorise using suitable identity
Answers
Answered by
11
Explanation:
9a^2-25b^2
=(3a)^2-(5b)^2
=(3a+5b)(3a-5b)
Answered by
0
Answer:
9a2-25b2=a-b
a-b=a+b a-b
(3a-5b)^2 (3a+5b)^2
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