Question
Verify the identity.$$\frac{1+\tan x}{1-\tan x}=\frac{\cos x+\sin x}{\cos x-\sin x}$$
Step 1
This gives us: $$ \frac{1+\frac{\sin x}{\cos x}}{1-\frac{\sin x}{\cos x}} $$ Show more…
Show all steps
Your feedback will help us improve your experience
Linh Vu and 70 other Precalculus educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Verify the identity tan x - sin (-x) / (1 + cos x) = tan x
Verify the identity: $$\frac{1}{\sin x \cos x}-\frac{\cos x}{\sin x}=\tan x$$
Systems of Equations and Inequalities
Systems of Inequalities
Verify the identity. $$ \frac{1+\cos x+\sin x}{1+\cos x-\sin x}=\frac{1+\sin x}{\cos x} $$
Analytic Trigonometry
Trigonometric Identities
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD
