Tan-12-11 - tan-17-24 - tan-11-2

Now, #160; tan^ 1211+tan^ 1724 =tan^ 1211+7241 211.724 =tan^ 1125250 =tan^ 112 ...

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Basic Inverse Trigonometric Functions

tan-12/11 + t...

Question

${tan}^{- 1} \frac{2}{11} + {tan}^{- 1} \frac{7}{24} = {tan}^{- 1} \frac{1}{2}$

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Solution

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{tan}^{- 1} \frac{2}{11} + {tan}^{- 1} \frac{7}{24} = {tan}^{- 1} \frac{1}{2}

{tan}^{- 1} \frac{2}{11} + {tan}^{- 1} \frac{7}{24} = {tan}^{- 1} \frac{1}{2}

The value of $t a n^{- 1} \frac{1}{2} + t a n^{- 1} \frac{1}{3} + t a n^{- 1} \frac{7}{8}$ is

2 {tan}^{- 1} \frac{1}{2} + {tan}^{- 1} \frac{1}{7} = {tan}^{- 1} \frac{31}{17}

2 {tan}^{- 1} \frac{1}{2} + {tan}^{- 1} \frac{1}{7} = {tan}^{- 1} \frac{31}{17}

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