Translate the sentence into a mathematical equation. Be sure to identify the meaning of all symbols.The profit derived from the sale of x video cameras is $360 per unit less the sum of $3000 costs plus $130 per unit.
A. If P is profit and x the units sold, then P = 360x + 3000 - 130x or 
B. If P is profit and x the units sold, then P = 
- (3000 + 
) or 
C. If P is profit and x the units sold, then P = 360x - (3000 - 130x) or 
D. If P is profit and x the units sold, then P = 360x - (3000 + 130x) or 
Answer: D
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Find the indicated trigonometric function, given that ? is an angle in standard position with the terminal side passing through the given point.(1.5, -3.6); Find sin ?.
A. - 
B. - 
C. 
D. - 
Write a positive or negative integer that describes the situation.One country exported $71,400,000 more than it imported, giving it a positive trade balance.
A. 71,400,000 B. -71,400,000
Multiply.
? 
A. 
B. 
C. 
D. 
Check the answer. If incorrect, give the correct answer.
A. Incorrect; should be 89,477 R4 B. Incorrect; should be 89,477 R5 C. Incorrect; should be 89,478 R3 D. Correct