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 $300 per unit less the sum of $2700 costs plus $120 per unit.
A. If P is profit and x the units sold, then P = 
- 
or 
B. If P is profit and x the units sold, then P = 300x - (2700 - 120x) or 
C. If P is profit and x the units sold, then P = 300x + 2700 - 120x or 
D. If P is profit and x the units sold, then P = 300x - (2700 + 120x) or 
Answer: D
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Choose the function that matches the graph.
A. f(x) = (-5 - x)(2x + 7) B. f(x) = (-5 + x)(2x - 7) C. f(x) = (-5 - x)(-7 - 2x) D. f(x) = (x + 5)(2x + 7)
Solve the problem.The weight W (in ounces) of a fish caught in a certain lake is given by 
where x is the length in inches. Find the approximate value of 
for 
A. 17 oz B. 15 oz C. 13 oz D. 19 oz
Round off the approximate number as indicated.5802 3 significant digits
A. 5802 B. 5800 C. 5900 D. 4300
Solve the problem.Find the values of a, b and c that make 
a gradient field.
What will be an ideal response?