Помогите пожалуйста вывести

Question

Помогите пожалуйста вывести

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Comments

оу,американцы

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nope I'm Türk!

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оу

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and you're using English word on your profile picture!

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hi) i'm from Russia

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I don't understand you ,sorry. I unknown English. sorry

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i know you are a Russian... but I'm just loving helping hand

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it's ok you can learn English have a good lessons:)

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thanks :)

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okey

Answer 1

(a-b)^2=(a-b)*(a-b)=a^2-ab-ab+b^2=a^2-2ab+b^2. 

Answer 2

I hope this helps you

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