Math, asked by pratik37, 1 year ago

proof identity of (a+b)⁴


niti13: nice question

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Answered by Ashutosh874
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niti13: what you have done in second step??
Ashutosh874: used the formula (a+b+c) ^2=a^2+b^2+c^2+2ab+2bc+2ca
niti13: ohhhhh ... yeah
niti13: okkk
niti13: thanks ...
Ashutosh874: welcome
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