Solve the problem.Police use the formula s = 
to estimate the speed s of a car in miles per hour, where d is the distance in feet that the car skidded and f is the coefficient of friction. If the coefficient of friction on a certain dry road is 0.88 and a car was traveling on it at a rate of 
how far will the car skid? (Round to the nearest foot.)
A. 136 ft
B. 40 ft
C. 950 ft
D. 120 ft
Answer: A
Mathematics
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Provide an appropriate response.Use a calculator to evaluate log7 11 to four decimal places.
A. 1.2323 B. 1.8865 C. 0.8115 D. 0.1963
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Graph the parabola.y = -4x2 - 2x - 1
A. 
B. 
C. 
D. 
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Simplify.
2
A. m849
B. 
C. 
D. 
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Simplify the radical expression. Indicate if the expression is not a real number.
A. 
B. Not a real number
C. - 
D. - 10
Mathematics