Simplify.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Evaluate the integral.
A. 22 B. -11 C. -22 D. 11
Mathematics
Solve the initial value problem.
= csc2 7? cot 7?, r
= 3
A. r = - 
cot2 7? + 
B. r = 
csc3 7? cot2 7? + 3
C. r = - 
tan2 7? + 
D. r = 
cot2 ? + 
Mathematics
Provide an appropriate response. When an airplane leaves the runway, its angle of climb is 22° and its speed is 235 feet per second. Find the plane's altitude after 1 minute.
A. 5,282 ft B. 627.3 ft C. 88.0 ft D. 5,696.8 ft
Mathematics
Simplify the radical expression. Assume that all variables represent positive real numbers.
A. 5 
B. 
C. 5
D. 5 
Mathematics