Determine the maximum number of turning points of f.f(x) = (x - 2)2(x + 4)2

A. 2
B. 1
C. 4
D. 3


Answer: D

Mathematics

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Let x represent one number and let y represent the other number. Use the given conditions to write a system of equations. Solve the system and find the numbers.The sum of two numbers is 20. If one number is subtracted from the other, their difference is 7. Find the numbers.

A. 12.5 and 7.5 B. 13.5 and 6.5 C. 14.5 and 5.5 D. 10.5 and 9.5

Mathematics

Find the median. Round to the nearest tenth when necessary.28, 28, 32, 48, 60, 60, 84

A. Median = 49.1 B. Median = 60 C. Median = 32 D. Median = 48

Mathematics

Find all values of ? with the given trigonometric function value.tan ? = 1

A. 225° + n ? 360°; 315° + n ? 360°, n any integer B. 45° + n ? 360°; 315° + n ? 360°, n any integer C. 45° + n ? 360°; 225° + n ? 360°, n any integer D. 135° + n ? 360°; 225° + n ? 360°, n any integer

Mathematics

Determine whether the following is a probability model.

A. Yes B. No

Mathematics