Determine whether the equation defines y as a function of x.y = x3
A. y is a function of x
B. y is not a function of x
Answer: A
Mathematics
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Solve.The braking distance D in feet required for a car traveling x miles per hour to stop on dry, level pavement can be approximated by D = 
x2. If the braking distance is 84 feet, estimate the speed of the car. If necessary, round to the nearest mile per hour.
A. 30 mph B. 8 mph C. 924 mph D. 9 mph
Mathematics
Find the exact value of the expression.sin
A. 
B. 
C. 
D. 
Mathematics
Use the graph to find the horizontal asymptote, if any, of the function. 
A. y = -1, y = 1 B. y = 0 C. no horizontal asymptotes D. x = -1, x = 1, y = 0
Mathematics
Find the simple interest. Assume a 360-day year. Round results to the nearest cent.$10,656 at 1.8% for 5 months
A. $79.92 B. $80.59 C. $95.90 D. $63.94
Mathematics