Solve the problem.The number of bacteria growing in an incubation culture increases with time according to  where t is time in days. After how many days will the number of bacteria in the culture be 8,396,800?

A. 1 day
B. 10 days
C. 6 days
D. 5 days


Answer: D

Mathematics

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Solve the problem.The roof of a building is in the shape of the hyperbola  where x and y are in meters. Refer to the figure and determine the height, h, of the outside walls.a = b = 4 m

A. 4.6 m B. 21 m C. 11.1 m D. 123 m

Mathematics

Solve the inequality.x2 - 3x ? 0

A. -3 ? x ? 0 B. x ? -3 or x ? 0 C. x ? 0 or x ? 3 D. 0 ? x ? 3

Mathematics

For the given functions f and g, find the requested composite function.f(x) = x2 + 4, g(x) = x2 - 9;Find (f ? g)(x).

A. x4 + 85 B. x4 - 18x2 + 85 C. x4 + 8x2 + 7 D. x4 + 7

Mathematics

Solve the problem.How many two-letter combinations can be made from the letters in the set {a, b, c , d}? List all of them.

What will be an ideal response?

Mathematics