Verify the identity.
= 
What will be an ideal response?
= 
= 
= csc x - 1 = 
- 
= 
Mathematics
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Solve.a + 2 = 19
A. -21 B. -17 C. 21 D. 17
Mathematics
Perform the division and simplify.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Use integration by parts to establish a reduction formula for the integral.
A. 
= 
- 
B. 
= - 
+ 
C. 
= - 
+ 
D. 
= - axn e-ax + na 
Mathematics
Solve the problem.The Family Fine Arts Center charges $22 per adult and $12 per senior citizen for its performances. On a recent weekend evening when 467 people paid admission, the total receipts were $6904. How many who paid were senior citizens?
A. 337 senior citizens B. 220 senior citizens C. 247 senior citizens D. 130 senior citizens
Mathematics