Multiple Choice
Use identities to simplify the expression.
-
A) 
B) -1
C) 1
D) 
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q162: Use the appropriate sum or difference identity
Q163: Find all angles in degrees that satisfy
Q164: Use an identity to write the expression
Q165: Find the exact value of the sum.<br>-sin
Q166: Find the exact value of the expression
Q168: Find all real numbers that satisfy the
Q169: Use identities to simplify the expression.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8458/.jpg"
Q170: Prove that the equation is an identity.<br>-<img
Q171: Prove the identity.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8458/.jpg" alt="Prove the identity.
Q172: Use an appropriate identity to find the