Find the vertex of the parabola and graph it.
A. 
B. 
C. 
D. 
E. 
Answer: D
Mathematics
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Find the limit.
A. 9
B. -9
C. - 
D. 3
Mathematics
Use implicit differentiation to find dy/dx.cos xy + x7 = y7
A. 
B. 
C. 
D. 
Mathematics
Find the perimeter of the composite figure. Use 3.14 as an approximation for ?.
A. 51.1 m B. 46.6 m C. 38.6 m D. 59.1 m
Mathematics
Solve the problem.From a point on a river, two boats are driven in opposite directions, one at 9 miles per hour and the other at 11 miles per hour. In how many hours will they be 40 miles apart?
A. 2 hr B. 1 hr C. 4 hr D. 3 hr
Mathematics