## Questions and Answers

Which of the following represents the cost of hiring guides as a function of the number of tourists who wish to explore the cave?

f(x) = 4/x

Which of the following represents the cost of renting a videoke machine as a piecewise function of the number of days it is rented?

f(x) = 1000 + 400(x-3)

What is the composition of functions f and g, (f∘g)(x)?

(f∘g)(x) = 1/(x+2) - (x-2)/x

What is the composition of functions g and f, (g∘f)(x)?

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What is the composition of functions f and f, (f∘f)(x)?

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Which of the following is a valid piecewise function representing the cost of renting a videoke machine for the given scenario?

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Which of the following is the correct composition of functions f and g, $(f \circ g)(x)$?

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Which of the following is the correct composition of functions f and f, $(f \circ f)(x)$?

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Which of the following is a valid piecewise function representing the cost of renting a videoke machine for the given scenario?

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What is the composition of functions g and f, $(g \circ f)(x)$?

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Which of the following represents the cost of hiring guides as a function of the number of tourists who wish to explore the cave?

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Which of the following is a characteristic of a rational function?

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Which of the following is the correct form of a rational function?

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What is the domain of a rational function?

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What is an asymptote in a rational function?

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What are intercepts in a rational function?

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Which of the following is the correct form of a rational function?

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What is an asymptote in a rational function?

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What is the domain of a rational function?

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Which of the following is the correct form of a rational function?

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What is an asymptote in a rational function?

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What is the domain of a rational function?

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Which of the following is the correct equation to find the inverse of the function $f(x) = 1 + x - 2$?

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Which of the following is the correct equation for the inverse of the function $f(x) = \frac{x-2}{x+2}$?

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What is the inverse of the function $f(x) = x^2 + x$?

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What is the inverse of the function $f(x) = 1 - 4 - 3x$?

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Which of the following statements about inverse functions is true?

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Which of the following is the correct equation to find the inverse of the function $f(x) = rac{x-2}{x+2}$?

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Which of the following is the correct equation for the inverse of the function $f(x) = 1 + x - 2$?

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Which of the following is the correct equation for the inverse of the function $f(x) = 1 - 4 - 3x$?

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Which of the following is the correct equation for the inverse of the function $f(x) = \frac{x-2},{x+2}$?

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What is the domain of a rational function?

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Which of the following is the correct composition of functions $f$ and $g$, $(f \circ g)(x)$?

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Which of the following is the correct exponential model for the situation?

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How much of the substance will remain after 500 years?

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Which of the following is the correct exponential model for the situation?

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What is the size of the population after 100 years?

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Which of the following is the correct exponential model for the situation?

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Which of the following is the correct exponential model for the situation when a substance with a half-life of 250 years initially has 100g?

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How much of the substance will remain after 500 years if it initially had 100g and has a half-life of 250 years?

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Which of the following is the correct exponential model for the situation when a population starts with 1,000 individuals and triples every 80 years?

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Which of the following is the correct exponential model for the situation when a substance with a half-life of 250 years initially has 100g?

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How much of the substance will remain after 500 years if it initially had 100g and has a half-life of 250 years?

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Which of the following is the correct exponential model for the situation when a population starts with 1,000 individuals and triples every 80 years?

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Which of the following is the correct equation for the inverse of the function $f(x) = rac{x-2}{x+2}$?

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Which of the following is the correct exponential model for the situation?

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What is an asymptote in a rational function?

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What is the domain of a rational function?

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How much of the substance will remain after 500 years if it initially had 100g and has a half-life of 250 years?

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Which of the following is the correct logarithmic form for the exponential equation $5^2 = 25$?

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Which of the following is the correct logarithmic form for the exponential equation $2^3 = 8$?

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Which of the following is the correct logarithmic form for the exponential equation $10^2 = 100$?

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Which of the following is the correct logarithmic form for the exponential equation $10^2 = 100$?

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What is the domain of a logarithmic function?

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Which of the following is the correct equation for the inverse of the function $f(x) = \frac{1},{x}$?

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Which equation represents the solution to the logarithmic equation log2(x) = log2(14)?

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What is the solution to the logarithmic equation logb(x - 30) = logb(x)?

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What is the solution to the logarithmic equation 2logb(4) + logb(x - 1) = 3?

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Which inequality represents the solution to the logarithmic inequality log3(2x - 1) > log3(x + 2)?

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Which equation represents the solution to the logarithmic equation log2(8) = x?

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Which of the following is the solution to the equation logb x^2 = logb(4x - 4)?

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Which of the following is the solution to the equation log2(2x - 1) = 2?

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Which of the following is the solution to the inequality log3(2x - 1) > log3(x + 2)?

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Which of the following is the solution to the equation $log_2(x) = log_2(14)$?

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What is the solution to the logarithmic equation $log_b(x - 30) = log_b(x)$?

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Which of the following is the correct solution to the equation $2log_b 4 + log_b(x - 1) = 3$?

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