Question and Answers Forum

All Questions      Topic List

Trigonometry Questions

Previous in All Question      Next in All Question      

Previous in Trigonometry      Next in Trigonometry      

Question Number 105366 by bemath last updated on 28/Jul/20

Answered by $@y@m last updated on 28/Jul/20

$$15.\frac{\tan A(\sec A+1)+\tan A(\sec A-1)}{{\sec }^{2}A-1}$$$$=\frac{2\tan A\sec A}{\tan {}^{2}A}$$$$=2\mathrm{cosec}A$$

Terms of Service

Privacy Policy

Contact: info@tinkutara.com