Verify the identity.tan 2 x (1 + cos 2x) = 1 - cos 2x
What will be an ideal response?
tan 2 x (1 + cos 2x) = 
(1 + cos 2x) = 1 - cos 2x
Mathematics
You might also like to view...
Evaluate the expression.P(7, 6)
A. 2 B. 7 C. 2520 D. 5040
Mathematics
Factor completely. If prime, so indicate.9y2 + 18y + 8
A. (9y + 2)(y + 4) B. (3y + 2)(3y + 4) C. prime D. (3y - 2)(3y - 4)
Mathematics
For 
, 
. If 
, 
, and 
, find BC.
A. 2
B. 3
C. 6
D. 7.5
Mathematics
Solve the system by elimination:
A. 
B. 
C. 
D. 
Mathematics