Math, asked by chopsticks8, 3 months ago

Factorise 81a2 -36b2
wwwwwwww
(81a +36b) (81a-36b)
o (9a +6b) (9a -6b)
O
ab(9a+6b)
0
9a(9a -6b)

Answers

Answered by muhammadahsan7869211

3

Answer:

(9a +6b)(9a -6b)

Step-by-step explanation:

its simple formula of a^2 -b^2

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