A plane with a tail wind makes its 987-mile flight in 3 hours. The return flight against the wind takes a half hour longer. What is the wind speed?
?
A. 21.5 mph
B. 282 mph
C. 26 mph
D. 23.5 mph
E. 305.5 mph
Answer: D
Mathematics
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Find the first three nonzero terms of the Maclaurin series for the given function and the values of x for which the series converges absolutely.f(x) = (cos x) ln(1 + x)
A. x - 
- 
+ ..., -1 < x < 1
B. x - 
- 
+ ..., -1 < x < 1
C. x - 
+ 
+ ..., -1 < x < 1
D. x - 
- 
+ ..., -1 < x < 1
Mathematics
Change to the measure indicated.14 liters to milliliters
A. 1,400 ml B. 0.014 ml C. 1.4 ml D. 14,000 ml
Mathematics
Perform the indicated operation and write the answer in lowest terms.
+ 
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operations. Simplify, if possible.
+ 
- 
A. 
B. 
C. 
D. 3
Mathematics