Find the domain of the composite function (g ? f)(x). Write the domain in interval notation.f(x) = -5x + 3, g(x) = 3x + 2
A. (-?, 0]
B. [0, ?)
C. (-?, 3)
D. (-?, ?)
Answer: D
Mathematics
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A. 9 - x B. x2 - 9 C. x - 9 D. 9 - x2
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Find the expected value for the random variable.For a certain animal species, the probability that a female will have a certain number of offspring in a given year is given in the table below. Find the expected number of offspring per year.
A. 1.38 B. 1.58 C. 2 D. 1.75
Mathematics
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) =
A.
B.
C.
D.
Mathematics
Solve the problem.From the building floor plan depicted in the figure, calculate the floor space area.
A. 397 m2 B. 75 m2 C. 407 m2 D. 412 m2
Mathematics