Find the value of -13-4 - sin-15-13-sin-1a-b-Find the vale of a-b

The correct option is C 128 ^ 13/4+sin^ 15/13=sin^ 14/5+sin^ 15/13 #160; #160; #160; #160; #160; #160; #160; #160; #160; =sin^ 1 ( ...

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Summation by Sigma Method

Find the valu...

Question

Find the value of ${cot}^{- 1} \frac{3}{4} + {sin}^{- 1} \frac{5}{13} = {sin}^{- 1} \frac{a}{b}$ .
Find the vale of $a + b$

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{sin}^{- 1} (\frac{3}{5}) + {sin}^{- 1} (\frac{8}{17}) = {sin}^{- 1} (\frac{a}{b})

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{sin}^{- 1} \frac{3}{5} + {cos}^{- 1} \frac{12}{13} = {cos}^{- 1} \frac{a}{b}

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{sin}^{- 1} (\frac{3}{5}) + {sin}^{- 1} (\frac{8}{17}) = {cos}^{- 1} (\frac{a}{b})

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{sin}^{- 1} (\frac{4}{5}) + {sin}^{- 1} (\frac{5}{13}) + {sin}^{- 1} (\frac{16}{65}) = \frac{π}{a}

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△ A B C

a = 13, b = 14, c = 15

sin A

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