Solve the problem.For a motorcycle traveling at speed v (in mph) when the brakes are applied, the distance d (in feet) required to stop the motorcycle may be approximated by the formula 
Find the instantaneous rate of change of distance with respect to velocity when the speed is 40 mph.
A. 10 mph
B. 5 mph
C. 41 mph
D. 4 mph
Answer: B
Mathematics
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Graph the function.y = cot(?x)
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.What is the intensity in watt/m2 of a noise that's loudness is measured at 51 decibels?
A. 1.26 × 10-7 watt/m2 B. 5.1 × 10-10 watt/m2 C. 1.64 × 1014 watt/m2 D. 1.26 × 10-6 watt/m2
Mathematics
Write the decimal in words.4.000424
A. four and four hundred twenty-four millionths B. four and four hundred twenty-four hundredths C. four and four hundred twenty-four thousandths D. four and four hundred twenty-four tenths
Mathematics
Divide.7184 ÷ 15
A. 14 B. 478 C. 478 R 14 D. 478 R 11
Mathematics