Math, asked by sudipta7002, 1 year ago

Show that  cos \bigg(2 \ tan^{-1} \frac{1}{7}\bigg) = sin \bigg( 4 \  tan^{-1} \frac{1}{3} \bigg)

Answers

Answered by brunoconti
0

Answer:

Step-by-step explanation:

Attachments:
Similar questions