Maths
This question was asked in Ex 4.2, 4
Sir, I didnt understand how x² (x 1)=365
Became x² x² 1² 2×x×1=365.
My question  is how did 2×x×1 came here.
Thank you.
Dolkar Sherpa's image
Dolkar Sherpa
June 23, 2020, 3:03 p.m.

Answers!

Dolkar Sherpa's image
Dolkar Sherpa
June 23, 2020, 5:03 p.m.
Oh thank you , but why did you answerd me late?
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Davneet Singh's image
Davneet Singh
June 23, 2020, 4:55 p.m.

We use (1 + x)2 formula

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