Solve the problem.The logistic growth model
represents the population of a species introduced into a new territory after t years. What will the population be in 20 years?
A. 123
B. 250
C. 244
D. 135
Answer: A
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For the given functions f and g, find the requested function and state its domain.f(x) = 16 - x2; g(x) = 4 - xFind f + g.
A. (f + g)(x) = -x2 + x + 12; all real numbers B. (f + g)(x) = 4 + x; {x|x ? -4} C. (f + g)(x) = x3 - 4x2 - 16x + 64; all real numbers D. (f + g)(x) = -x2 - x + 20; {x|x ? 4, x ? -5}
Solve the equation for the specified variable.A = P(1 + nr) for r
A. r =
B. r =
C. r =
D. r =
Solve. Round to the nearest whole if necessary.An inspector found 30 defective cameras during an inspection. If this is 0.024% of the total number of cameras inspected, how many cameras were inspected?
A. 1250 cameras B. 3000 cameras C. 125,000 cameras D. 12,500 cameras
Find the fifth term and the nth term of the geometric sequence whose initial term, a, and common ratio, r, are given.a = 6; r = 5
A. a5 = 3750; an = 6 ? (5)n B. a5 = 18,750; an = 6 ? (5)n C. a5 = 18,750; an = 6 ? (5)n-1 D. a5 = 3750; an = 6 ? (5)n-1