Verify the identity.csc u - sin u = cos u cot u
What will be an ideal response?
csc u - sin u = 
- sin u = 
= 
= cos u ? 
= cos u cot u
Mathematics
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Factor.729p3 - 1
A. (729p - 1)(p2 + 9p + 1) B. (9p + 1)(81p2 - 9p + 1) C. (9p - 1)(81p2 + 9p + 1) D. (9p - 1)(81p2 + 1)
Mathematics
Solve.
= x + 2
A. -7 B. 8 C. -8 D. 10
Mathematics
Find the exact value of the indicated trigonometric function of ?, if ? is an angle in standard position whose terminal side contains the given point.(3, 
); find cos ?.
A. 
B. 
C. 
D. 
Mathematics
Evaluate.
A. 
B. 
C. s!
D. 
Mathematics