Question
Simplify each expression.$$\frac{\tan 51^{\circ}}{1-\tan ^{2} 51^{\circ}}$$
Step 1
We can use the double angle identity for tangent, which states that $\tan 2a = \frac{2\tan a}{1-\tan^2 a}$. Show more…
Show all steps
Your feedback will help us improve your experience
Anas Venkitta and 99 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
Simplify each expression. $$\frac{\tan 34^{\circ}}{2\left(1-\tan ^{2} 34^{\circ}\right)}$$
Trigonometric Identities and Equations
Double-Angle and Half-Angle ldentities
Simplify each expression. $$\frac{2 \tan 15^{\circ}}{1-\tan ^{2} 15^{\circ}}$$
Use an identity to write each expression as a single trigonometric function value or as a single number. $$\frac{\tan 51^{\circ}}{1-\tan ^{2} 51^{\circ}}$$
Double-Angle and Half-Angle 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