Use a graphing utility to graph the function over the indicated interval and approximate any local maxima and local minima. If necessary, round answers to two decimal places.f(x) = 2 + 8x - x2; (-5, 5)
A. local maximum at (4, 18)
B. local maximum at (-4, 50)
C. local minimum at (4, 50)
D. local minimum at (-4, 18)
Answer: A
Mathematics
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Simplify to form an equivalent expression by combining like terms. 3y2 + y2
A. 4y4 B. 4y2 C. 3y2 D. 3y4
Mathematics
Use the Leading Coefficient Test to determine the end behavior of the polynomial function.f(x) = (x - 5)(x - 4)(x - 3)2
A. rises to the left and rises to the right B. rises to the left and falls to the right C. falls to the left and rises to the right D. falls to the left and falls to the right
Mathematics
Solve, finding all solutions in [0°, 360°).2 tan ? + 2 sin ? - 2 tan2? sin ? = 0
A. 60°, 300° B. No solution C. 0°, 60°, 180°, 300° D. 0°, 180°
Mathematics
Solve by trial.y ? 2 = 12
A. 0 B. 5 C. 6 D. 7
Mathematics