Exam 8: Graphs, Functions, and Applications

Solve the problem. -It has been determined that the number of fish f(t) that can be caught in t minutes in a certain pond using a certain bait is f(t) = .28t + 1, for t > 10. Find the approximate number of fish that can be caught if you fish for 32 Minutes.

For the function represented in the graph, determine the domain or range, as requested. -Find the domain.

Find the domain. -f(x) = 5x - 6

Find the function value. -Find f(-3) when f(x) = + -3.

Tell whether the lines are "parallel", "perpendicular", or "neither." -3x = 7 3y = 7

Find an equation of the line having the specified slope and containing the indicated point. Write your answer in slope-intercept form. -m = ; (9, -2)

Find the intercepts and then graph the line. -6y - 2x = -4

Find an equation of the line containing the given pair of points -(-5, 3) and (-1, 11)

Find the function value. -Find f(0) when f(x) = + 3x - 3.

Find a linear function whose graph has the given slope and y-intercept. -Slope , y-intercept

Find a linear function whose graph has the given slope and y-intercept. -Slope - , y-intercept (0, 9)

Find the function value. -Find f(2a) when f(x) = + 6x.

The graph of a function f is provided. Determine the requested function value. -f(-1)

The graph of a function f is provided. Determine the requested function value. -f(-1)

Is the following correspondence a function? -

Find the function value. -Find f(4) when f(x) = -4x + 13.

Determine whether the graph is the graph of a function. -

Solve the problem. -Persons taking a 30-hour review course to prepare for a standardized exam average a score of 620 on that exam. Persons taking a 70-hour review course average a score of 793. Find a linear function S(t), which fits this data, And which expresses score as a function of time.

A function f is depicted in the graph. Find any input values that produce the indicated output. -f(x) = -2

Find the slope of the line. -