Write a description of the set.S = {Monday, Tuesday, Wednesday, Thursday, Friday}
A. Set S is the set of the five business days in a week.
B. Set S is the set of days in a month.
C. Set S is the set of months in a year.
D. Set S is the set of all the days in a week.
Answer: A
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Find the angle between u and v in radians.u = -9j and v = 8i - 8k
A. 1.66 B. 1.57 C. 0.09 D. 0.00
Use the graph of the function f(x) to locate the local extrema and identify the intervals where the function is concave up and concave down.
A. Local minimum at x = 0; local maximum at x = 2; concave up on (0, ?); concave down on (-?, 0) B. Local minimum at x = 2; local maximum at x = 0; concave up on (0, ?); concave down on (-?, 0) C. Local minimum at x = 0; local maximum at x = 2; concave down on (0, ?); concave up on (-?, 0) D. Local minimum at x = 2; local maximum at x = 0; concave down on (0, ?); concave up on (-?, 0)
Provide an appropriate response.A contractor has a weekly payroll of $6,976 for 32 employees. What is the average weekly salary of each employee?
A. $208 B. $228 C. $238 D. $218 E. none of the above
Let x be a number. Translate the English phrase or sentence into a mathematical expression. A number decreased by six
A. 
B. x - 6
C. x + 6
D. 6 - x