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

You might also like to view...

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