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অন্তরক নির্ণয় কর: tan-1a+bxb-ax

dsuc.created: 2 years ago | dsuc.updated: 2 years ago
dsuc.updated: 2 years ago

tan-1a+bxb-ax=tan-1ab+x1-abx

=tan-1ab+tan-1x

ddxtan-1ab+tan-1x

=11+x2Ans.

2 years ago

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