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For natural numbers m , n if (1-y)^(m)(1...

For natural numbers m , n if `(1-y)^(m)(1+y)^(n)=1+a_(1)y+a_(2)y^(2)+a_(3)y^(3)+.....,anda_(1)=a_(2)=10`, then-

A

`mltn`

B

`mgtn`

C

`m+n=20`

D

`m-n=20`

Text Solution

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The correct Answer is:
A, C
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