Divide.
A. 80x5 - 10x
B. 10x5 - 10x
C. 10x5 - 80x
D. 10x4 - 10
Answer: B
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Reverse the order of integration and then evaluate the integral.
A. 
(2e - 1)
B. 
(2e - 1)
C. 
(e - 1)
D. 
(e - 1)
Solve.Skid marks can be used to determine the maximum speed of a car involved in an accident. If a car leaves a skid mark of 180 ft on a road with a 42% coefficient of friction, its speed (in miles per hour) can be estimated using 
. Find this speed to the nearest whole number.
A. 60 mph B. 39 mph C. 48 mph D. 52 mph
Factor completely.x2 + 2xy - 15y2
A. (x - 5y)(x + 3y) B. (x - 5y)(x + y) C. (x + 5y)(x - 3y) D. (x - y)(x + 3y)
Solve the problem.A parallelogram has a base of length 3x + 1 and a height of x + 1 and has an area of 96 square units. Find the base and height of the parallelogram. (A = BH)
A. height = 2 units; base = 48 units B. height = 6 units; base = 16 units C. height = 8 units; base = 12 units D. height = 4 units; base = 24 units