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many of you have a problem a to square, cube a no..

Shivam Tiwari

06/04/2019 0 0

There is a trick to do it

Just remember

(a+b)² = a² + 2ab + b²

Now remove + sign

(a/b)² = a²/2ab/b²

You can find square easily

Ex will be in a next post

Bye

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