Prove the identity.csc3 x tan2 x = csc x (1 + tan2 x)
What will be an ideal response?
csc3 x tan2 x = csc x tan2 x (1 + cot2 x) = csc x (1 + tan2 x).
Mathematics
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Change the following fraction to a mixed number.
A. 11
B. 
C. 12
D. 13
Mathematics
Solve the given inequality (a related function is graphed).
? 0 
A. [-3, 3] B. (-3, 3) ? [3, ?) C. (-?, -3) ? (3, ?) D. (-3, 3)
Mathematics
Find the requested number.3 less than 
of a number is -18. What is the number?
A. -18
B. -90
C. - 
D. - 
Mathematics
Find the derivative.f(x) = 7
+ 
- 3
+ 4
A. f'(x) = 
x-1/2 + 
x-2/3 - 
x-3/4 + 
x-4/5
B. f'(x) = 
x1/2 + 
x2/3 - 
x3/4 + 
x4/5
C. f'(x) = 
x-1/2 + 
x-2/3 + 
x-3/4 + 
x-4/5
D. f'(x) = 
x-1/2 + 
x2/3 - 
x3/4 + 
x-4/5
Mathematics