Use a graphing utility to graph the equation.5x2 + 3xy + 5y2 = 11
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.To measure the width of a river, a surveyor starts at point A on one bank and walks 72 feet down the river to point B. He then measures the angle ABC to be 
Estimate the width of the river to the nearest foot. See the figure below. 
A. 66 ft B. 173 ft C. 30 ft D. 28 ft
Mathematics
Solve.A case of candy bars has 3 layers of candy bars. In each layer are 6 rows with 15 candy bars in each row. Find how many candy bars are in a case.
A. 269 candy bars B. 260 candy bars C. 270 candy bars D. 280 candy bars
Mathematics
Graph the function. Show at least one period.y = -5 sin
A. 
B. 
C. 
D. 
Mathematics
List the intercepts of the graph. 
A. (0, -2), (2, 0) B. (0, -2), (0, 2) C. (-2, 0), (0, 2) D. (-2, 0), (2, 0)
Mathematics