8) Evaluate the following: 4cot 45° - sec2 60° + sin 30°
Added by Maxwell W.
Step 1
We know that cot 45° is equal to 1, so 4cot 45° is equal to 4. Show more…
Show all steps
Close
Your feedback will help us improve your experience
Manisha Sarker and 91 other Algebra 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
sin2 60° + cos2 30° + cot2 45° + sec2 60° cosec2 30° is equal to
Anas V.
Evaluate the following using Right Triangles and/or the unit circle: cos(60°) sin(270°)
Avinash V.
Use Figure 6 or Figure 8 to find the exact value of each expression. $$\sin 45^{\circ}$$
Trigonometric Functions
Trigonometric Functions Review
Recommended Textbooks
Elementary and Intermediate Algebra
Algebra and Trigonometry
Watch the video solution with this free unlock.
EMAIL
PASSWORD