Solve the problem.The grade resistance F of a car traveling up or down a hill is modeled by the equation F = W sin ?, where W is the weight of the car and ? is the angle of the hill's grade (? > 0 for uphill travel, ? < 0 for downhill travel). What is the grade resistance (to the nearest pound) of a 1750-lb car on a level road (? = 0°)?
A. undefined
B. 1750 lb
C. -1750 lb
D. 0 lb
Answer: D
Mathematics
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Evaluate the integral.
A. 
B. 
C. 
D. 
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Find the volume of the solid. For the cylinder, use ? ? 
.
A. 636
cu m
B. 2545
cu m
C. 254
cu m
D. 63
cu m
Mathematics
Rewrite the complex number in standard polar form, plot the number in the complex plane, and determine the quadrant in which the point lies or the axis on which the point lies.z = 2(cos 150° + i sin 150°)
A. z = 2(cos 210° + i sin 210°); Quadrant III
B. z = (cos 150° + i sin 150°); Quadrant I
C. z = 2(cos 60° + i sin 60°); Quadrant I
D. z = 2(cos 150° + i sin 150°); Quadrant II
Mathematics
Provide an appropriate response.The price paid for using money is called:
A. maturity value B. discount C. interest D. proceeds
Mathematics