Perform the operation and leave the result in trigonometric form.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Answer: A
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Find the number of ways to get the following card combinations from a 52-card deck.No face cards in a five-card hand
A. 639,730 ways B. 658,008 ways C. 319,865 ways D. 127,946 ways
Explain what we mean by indirect reasoning. ?
A. 
B. 
C. 
D. 
E. none of these
Find expressions for the Revenue, Cost, and Profit from selling x thousand items.Item Price Fixed Cost Variable Cost$8.00 $90,411 -3x2 + 3480x - 100
A. R = 8000x; C = -3x2 + 3480x + 90,411; P = 3x2 - 2680x - 90,311 B. R = 8000x; C = -3x2 + 3480x + 90,311; P = 3x2 - 2680x - 90,411 C. R = 8000x; C = -3x2 + 3480x + 90,311; P = 3x2 - 2680x - 90,311 D. R = 8000x; C = 3x2 + 3480x + 90,311; P = -3x2 - 2680x - 90,311
Solve the problem.A blimp is 1400 meters high in the air and measures the angles of depression to two stadiums to the west of the blimp. If those measurements are 76.6° and 27.4°, how far apart are the two stadiums to the nearest meter? 
A. 4464 m B. 1603m C. 3034 m D. 2367 m