Two planes leave an airport at the same time. Their speeds are 140 miles per hour and 150 miles per hour, and the angle between their courses is 33°. How far apart are they after 1.5 hours?
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
__________ mi
Fill in the blank(s) with the appropriate word(s).
120
Mathematics
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Find the reciprocal.- 
A. 
B. 5
C. - 
D. - 
Mathematics
Identify the graph of the function
?
?y = 2cos ?x?, 
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
Make the indicated conversions. ? 1 m = __________ km.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Using Green's Theorem, compute the counterclockwise circulation of F around the closed curve C.F = (x - y)i + (x + y)j; C is the triangle with vertices at (0, 0), (3, 0), and (0, 5)
A. 0 B. 75 C. 30 D. 15
Mathematics