Solve the problem.The velocity of a car is 63 cos t km/hr on the time interval [0, 2] hours. Calculate the distance the car traveled in that time interval.
A. 68.714 kilometers
B. 183.286 kilometers
C. 57.286 kilometers
D. 126 kilometers
Answer: C
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Solve the problem.Use regression to find constants a, b, c, and d so that f(x) = a sin (bx + c) + d models the data given below. Round all answers to 9 decimal places.
A. 5.277184939; 0.062976370; -2.042562480; 6.904195597 B. 4.708150061; 1.025102863; -2.474285177; 7.076487153 C. 5.099259265; 0.531578044; -1.738394218; 8.659926499 D. 5.099259265; 0.531578044; -1.738394218; 6.659926499
Find the first year's depreciation using the MACRS method of depreciation and the MACRS depreciation rates table. Round to the nearest dollar.MACRS Depreciation Rates 
Cost:$9510Recovery period:5 years
A. $1902 B. $4227 C. $1359 D. $3170
In ?ABC,AB = 3, BC = 4" and AC = 6". In ?PQR, PR = 6 cm, RQ = 8 cm, and PQ =12 cm. Then
(a) ?ABC ~ ?PQR. (b) ?ABC ~ ?QPR. (c) ?ABC ~?PRQ. (d) ?ABC ~ ?QRP. (e) Because one triangle is measured in inches and the other triangle is measured in centimeters, the corresponding sides are not proportional.
Simplify the expression, leaving your answer with only positive exponents. Assume that all variables represent positive numbers.x-2/5 ? x3/5
A. x5/6 B. x1/5 C. x-1/5 D. x6/5