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सिद्ध कीजिए - `sin^(-1)(sin""(3pi)/(3))=(pi)/(4)` |
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Answer» मान `y=sin^(-1)(sin""(3pi)/(4))` अब ` sin((3pi)/(4))=sin(pi-(pi)/(4))implies sin((3pi)/(4))=sin""(pi)/(4)` `:. sin^(-1)(sin""(3pi)/(4))=sin^(-1)(sin""(pi)/(4))` `implies sin^(-1)(sin""(3pi)/(4))=(pi)/(4)` |
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