Solve the problem.Let g(x) = 15x + x2. Find a such that g(a) = -54.
A. 0, -54
B. 9, 6
C. -9, -6
D. - 
, - 
Answer: C
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For what values of x does the series converge absolutely?
A. 7 ? x ? 9 B. 7 ? x < 9 C. 7 < x ? 9 D. 7 < x < 9
Evaluate using the order of operations.-3.9 - (2.3)2 - (-4.2)
A. -4.99 B. -13.39 C. 2.81 D. 5.59
Find the absolute value of the complex number.z = -23
A. 0 B. 23 C. -23 D. 46
Solve the linear programming problem.A summer camp wants to hire counselors and aides to fill its staffing needs at minimum cost. The average monthly salary of a counselor is $2400, and the average monthly salary of an aide is $1100. The camp can accommodate up to 35 staff members and needs at least 20 to run properly. The camp must have at least 10 aides and may have up to 3 aides for every 2 counselors. How many counselors and how many aides should the camp hire to minimize cost?
A. 13 counselors and 17 aides B. 19 counselors and 23 aides C. 8 counselors and 12 aides D. 13 counselors and 16 aides