Find all the critical numbers of the function.f(x) = 
x3 - 
x2 - 15x + 2
A. 3
B. -3, 
C. - 
, 
D. - 
, 3
Answer: D
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Provide the proper response.True or False? It is possible to draw a connected planar network with 8 edges that separates the plane into 10 regions.
Answer the following statement true (T) or false (F)
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 45 staff members and needs at least 30 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. 12 counselors and 18 aides B. 27 counselors and 18 aides C. 18 counselors and 12 aides D. 35 counselors and 10 aides
Solve the problem using your calculator.The paired data below consist of the test scores of 6 randomly selected students and the number of hours they studied for the test. What is the correlation coefficient?
A. 0.678 B. -0.224 C. -0.678 D. 0.224
Solve.x2 + y2 = 113x + y = 15
A. (8, -7), (7, -8) B. (-8, -7), (-7, -8) C. (-8, 7), (-7, 8) D. (8, 7), (7, 8)