Guest

Tan3A/sec2A+cot3A/cosec2A=secA*cosecA-2sinA*cosA,....................................

Tan3A/sec2A+cot3A/cosec2A=secA*cosecA-2sinA*cosA,....................................

Grade:10

1 Answers

ANIKET RAJ
56 Points
3 years ago
use formula:
sin3A=3sinA-4sin3A
cos3A=4cos3A-3cosA
sin2A=2sinAcosA
cos2A=cos2A-sin2A=1-2sin2A=2cos2A-1

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free