Determine whether the given equation is linear or nonlinear.7x + 2 = 9

A. linear
B. nonlinear

Answer: A

Mathematics

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Solve the problem.The table contains data that can be modeled by an exponential function of the form  Use regression to determine an exponential function f that models this data. Round the coefficients to the nearest hundredth.

A. f(x) = (1.09)(527.34)x B. f(x) = (567.57)(0.17)x C. f(x) = (0.17)(567.57)x D. f(x) = (527.34)(1.09)x

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Mathematics

Solve the problem.Given f(x) = x2 - 5x - 7, find f(0).

A. 7 B. 0 C. -7 D. 49

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Mathematics

Use the Binomial Theorem to expand the binomial.( + )4

A. x2 + 4x1/2 + 18x + 12x1/2 + 81
B. x2 + 9
C. x2 + 2x3/2 + 9x + 6x1/2 + 9
D. x2 + 4x3/2 + 18x + 12x1/2 + 9

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Mathematics

If the revenue R is specified as a function of time t, which variable is independent? ?

A. ?t B. ?R

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Mathematics