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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Perform the indicated division or state that the expression is undefined.
A. 0 B. 1 C. -15 D. undefined
Mathematics
Perform the operation and reduce to lowest terms.4
× 3
A. 21
B. 17
C. 16
D. 12
Mathematics
Use the Factor Theorem to determine whether x - c is a factor of f(x).f(x) = 12x3 + 38x2 - 52x - 110; x + 
A. Yes B. No
Mathematics
Solve the problem.The area A of a rectangle is given by 
and its width W is 
Find the dimensions of the rectangle when 
A. 80 by 4 B. 4 by 4 C. 12 by 4 D. 20 by 4
Mathematics