Evaluate the expression 
when 
and 
.
A. 
B. 
C. 
D. 
E. 
Answer: A
Mathematics
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Write as a percent.0.5
A. 0.5% B. 500% C. 0.05% D. 50%
Mathematics
Find the exact value of the expression.cos 
cos 
- sin 
sin 
A. 0
B. 1
C. -1
D. 
Mathematics
Solve the problem.The table lists the distance traveled by a falling object, where t is the elapsed time in seconds and d is the distance in meters.
If the distance is modeled by d(t) = at2, find the distance traveled after 13 seconds.
A. 676 meters B. 828.1 meters C. 4057.69 meters D. 2704 meters
Mathematics
Round the mixed number to the nearest integer.5
A. 5
B. 6
C. 5
D. 4
Mathematics