Question
In Exercises $27-80,$ verify the given identities.$$\cos ^{3} x=\cos x-\cos x \sin ^{2} x$$
Step 1
Step 1: We start with the right hand side of the equation, which is $\cos x - \cos x \sin^2 x$. Show more…
Show all steps
Your feedback will help us improve your experience
Joshua Eastwood and 87 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
In Exercises $27-80,$ verify the given identities. $$\sin ^{3} x=\sin x-\sin x \cos ^{2} x$$
Trigonometric Identities and Equations
Verifying Identities
In Exercises $27-80,$ verify the given identities. $$(\cos x+\sin x)^{2}-2 \sin x \cos x=1$$
In Exercises $27-80,$ verify the given identities. $$(\cos x-\sin x)^{2}+2 \sin x \cos x=1$$
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD