Search any question & find its solution
Question:
Answered & Verified by Expert
If $\tan \left(\frac{B-C}{2}\right)=x \cot \left(\frac{A}{2}\right)$, find the value of $x$
Options:
Solution:
1714 Upvotes
Verified Answer
The correct answer is:
$\frac{b-c}{b+c}$
By the formulae
$\tan \left(\frac{B-C}{2}\right)=\frac{b-c}{b+c} \cot \left(\frac{A}{2}\right)$
$\tan \left(\frac{B-C}{2}\right)=\frac{b-c}{b+c} \cot \left(\frac{A}{2}\right)$
Looking for more such questions to practice?
Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.