Question
Asked Oct 30, 2019
1 views
1 - tan2 x
X
4. cos 2x
1 +tan2
help_outline

Image Transcriptionclose

1 - tan2 x X 4. cos 2x 1 +tan2

fullscreen
check_circle

Expert Answer

Step 1

Step 2

Consider the left ...

help_outline

Image Transcriptionclose

cos 2x cos2 sin2 x cos2 x-sin2 x 1 cos2 x-sin cos2 xsin x sin x (cos x + sinx cos x1 ,2 cos x sin x cos x1+ 2 COS x sin x 2 cos x sin x 1+ cos х 1- tan2 x (1+ tan2 x) sinx tan x cosx

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Math

Trigonometry

Other