Find the absolute extrema if they exist as well as where they occur.f(x) = 
A. Absolute minimum of - 
at x = -4; absolute maximum of 
at x = 5
B. No absolute extrema
C. Absolute minimum of - 1 at x = -3; no absolute maxima
D. Absolute minimum of - 1 at x = -3; absolute maximum of 
at x = 5
Answer: D
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Solve the system using matrices. -2x - y - 7z = -33-3x + 3y - 6z = -18 8x - 2y + z = 27
A. (4, 3, 4) B. (4, 4, 3) C. No solution D. (-4, 4, 8)
Identify the polynomial as a monomial, binomial, trinomial, or none of these.11c5 - 4c4 - 6c3
A. None of these B. Trinomial C. Binomial D. Monomial
Find the mean. Round to the nearest tenth when necessary.The weights in pounds of the five books in Lynn's backpack are as follows: 3.2, 2.6, 2.9, 1.1, 2
A. Mean = 2 pounds B. Mean = 1.9 pounds C. Mean = 2.4 pounds D. Mean = 2.9 pounds
Solve the problem.The graph below shows temperature T as a function of time t for a 6 hour period. Use the graph to approximate the average temperature for the day.
A. 30° B. 15° C. 20° D. 25°