Use dimensional analysis to solve the problem.An investigating officer examining skid marks at the scene of an accident estimates the speed of the vehicle to have been 76 ft/sec. Was the driver exceeding the 55 mi/hr speed limit? Explain.
A. Yes. The driver was traveling 58 mi/hr.
B. No. The driver was traveling 52 mi/hr.
Answer: B
Mathematics
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Add or subtract as indicated.Subtract. 
A. 3q2 - 7q - 13 B. 11q2 + 13q - 11 C. -3q2 + 7q + 13 D. -11q2 - 13q + 11
Mathematics
Find the length of the third side of the right triangle. Where appropriate, give both an exact answer and an approximation to three decimal places.
A. 
? 2.000
B. 
? 24.207
C. 
? 11.662
D. 136
Mathematics
Provide an appropriate response.Simplify the expression: 6x2 + x - 5x + 2x2
A. 7x2 - 3x B. 4x3 C. 8x2 + 4x D. 8x2 - 4x
Mathematics
Find the indicated trigonometric function of ?.
cot ?
A. 
B. 1
C. 
D. 
Mathematics