Solve the problem.The area of a square is numerically 12 more than the perimeter. Find the length of the side.

A. 72 units
B. 24 units
C. 18 units
D. 6 units


Answer: D

Mathematics

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Use the intermediate value theorem for polynomials to show that the polynomial function has a real zero between the numbers given.f(x) = 2x3 - 7x2 + 4x + 8; -1 and 0

A. f(-1) = -4 and f(0) = 9 B. f(-1) = -5 and f(0) = 8 C. f(-1) = 5 and f(0) = 8 D. f(-1) = 5 and f(0) = -8

Mathematics

Solve the equation in the interval [0,2?).

2cos² x + sin x = 1

Mathematics

Solve the absolute value inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line. > 5

A. (-?, -5) ? (5, ?)

B. [-5, 5]

C. (-5, 5)

D. (-?, -5] ? [5, ?)

Mathematics

Solve the problem.A beverage company works out a demand function for its sale of soda and finds it to be  where q = the quantity of sodas sold when the price per can, in cents, is x. At what price is the revenue a maximum?

A. 67 cents B. 121 cents C. 60 cents D. 48 cents

Mathematics