Question

answer with explanation

Answer 1

Answer:

you should do it yourself

Step-by-step explanation:

i know you can do it

Answer 2

Bro in all these you have to use the following identity:

(a+b)² = a²+b²+2ab

In (102)² you can make it as (100+2)² and use identity in it.

Hope it helps you.

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