Let A-B-C-2 and A- B- C-k A- B- C then the value of k

The correct option is A 1 Given A+B+C=π2 or, A+B=π2 C Then (A+B)=tan C or, A. B 1 B+ C=1 C or, A. B. C C= A+ B or, A+ B+ C= ...

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Graphs of Basic Inverse Trigonometric Functions

Let A+B+C=π...

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Let $A + B + C = \frac{π}{2}$ and $cot A + cot B + cot C = k cot A . cot B . cot C$ then the value of $k$

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