How to factorize 81b2 - 25
Answers
Answered by
1
81b2- 25
= (9b)2- (5)2
= (9b+5) ( 9b-5)
hope it helps you.
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Answered by
4
Answer:
Step-by-step explanation:
From a^2 - b^2 =( a+ b) ( a-b)
So,
81b^2-25
= (9b)^2 - (5)^2
= (9b+5) (9b-5)
HOPE IT WILL HELP U
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