Math, asked by sreyamrajeev, 5 months ago

using identity (2a-6) (2a+6)​

Answers

Answered by dharmbeersingh0
0

Step-by-step explanation:

(a-b) (a+b)= a² -b²

ye bali identity hai

Answered by bhavin123
0

Answer:

the answer for a is +/-3

Step-by-step explanation:

by using identity

(a+b)(a-b)=a^2b^2

4a^2=36

a^2=9

taking square root on both sides

a=+/-3

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