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दिखाएँ कि tan^(-1)(1/2)+tan^(-1) (1/3)= ...

दिखाएँ कि tan^(-1)(1/2)+tan^(-1) (1/3)= pi/4 । | कक्षा 12 | व्युत्क्रम त्रिकोणमितीय फलन | एमए...

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tan^(-1)(x/2)+tan^(-1)(x/3)=(pi)/(4)

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