Solve the problem.There are 9 members on a baseball team. At the end of the game, each member of the team shakes hands with each member of the opposing team. How many handshakes occur?
A. 9
B. 81
C. 162
D. 40.5
Answer: B
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Simplify. Be sure to rationalize the denominator. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Express the sum using summation notation. Use a lower limit of summation not necessarily 1 and k for the index of summation.(a + 1) + (a + b) + (a + b2) + . . . + (a + bn)
A. 
B. 
C. 
D. 
Solve the problem.The following data represents the average monthly minimum temperature for a certain city in California. 
Draw a scatter diagram of the data for one period. Find a sinusoidal function of the form 
that fits the data. Draw the sinusoidal function on the scatter diagram. Use a graphing utility to find the sinusoidal function of best fit. Draw the sinusoidal function of best fit on the scatter diagram.
What will be an ideal response?
Set up the initial simplex tableau for the given linear programming problem.Maximize28x1?+ 28x2subject to5x1?+ 8x2? 4812x1?+ 10x2? 20and x1 ? 0, x2 ? 0
A. x1 x2 x3 x4 x5 M
B. x1 x2 x3 x4 M
C. x1 x2 x3 x4 M
D. x1 x2 x3 x4 M