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Prove that: `sin^(-1)(12)/(13)+cos^(-1)4/5+tan^(-1)(63)/(16)=pi`

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Prove that: `sin^(-1)(12)/(13)+cos^(-1)4/5+tan^(-1)(63)/(16)=pi`
A. `(pi)/(2)`
B. `pi`
C. `tan^(-1)((12)/(5))`
D. `tan^(-1)((3)/(4))`
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Correct Answer - B
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