Math, asked by ronakgurjar12345, 7 months ago

a²-4 is factorise of​

Answers

Answered by lk934905
0

Answer:

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Answered by anurajprasadgupta293
1

Answer:

a^2-4

=(a)^2-(2)^2. (using identity a^2 -b^2 =(a-b)(a+b)

(a-2) (a+2)

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