Simplify.
A. 
B. 
C. 
D. none of these
Answer: C
Mathematics
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Find the area or volume.Find the area of the region in the first quadrant between the curve y = e-5x and the x-axis.
A. 1
B. 
C. 5
D. 
e
Mathematics
Choose the correct response.What is the speed of a plane that travels at a rate of 568 mph with a wind of r mph?
A. (r - 568) mph
B. (568) + r mph
C. 
mph
D. (568) - r mph
Mathematics
List all the elements of B that belong to the given set.B = {19, 
, -16, 0, 
, , 0.06, -7?, 0.444...}Irrational numbers
A. {
, -7?, 0.444...}
B. 
C. {
, -7?}
D. {
}
Mathematics
Solve the problem.If sin ? = - 
, and 
< ? < 2?, then find tan 2?.
A. 
B. - 
C. - 
D. 
Mathematics