Provide an appropriate response.
To determine the distance between two aircraft, a tracking station continuously determines the distance to each aircraft and the angle between them from the station. Determine the distance between two planes when the angle between them at the station is 47° and the distance from the station to one plane is 43 miles and 27 miles to the other plane.
A. 16.0 miles
B. 64.5 miles
C. 29.7 miles
D. 31.5 miles
Answer: D
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Let v be the vector from initial point P1 to terminal point P2. Write v in terms of i and j.P1 = (0, 0); P2 = (-5, 4)
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Suppose that the monthly revenue and cost (in dollars) for x units of a product are 
. At what rate per month is the profit changing if the number of units produced and sold is 100 and is increasing at a rate of 10 units per month?
?
A. $8,900 per month B. $8,500 per month C. $8,550 per month D. $8,400 per month E. $8,800 per month
Find the volume. Use ? ? 3.14. Round to the nearest tenth when necessary.a cube with side 10.5 yd
A. 31.5 yd3 B. 220.5 yd3 C. 110.25 yd3 D. 1157.625 yd3
Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation. x - 2y + 3z = 114x + y - z = 42x - y + 3z = 10
A. (-2, -3, 3) B. (2, 3, 5) C. (2, -3, 1) D. No solution