Plot each point in a rectangular coordinate system.
Which of the given ordered pairs are solutions to the equation
ⓐ ⓑ ⓒ
Find the slope of each line shown.
Find the slope of the line between the points and
Graph the line with slope containing the point
Find the intercepts of and graph.
Graph the line for each of the following equations.
Find the equation of each line. Write the equation in slope-intercept form.
slope and -intercept
perpendicular to the line containing the point
Write the inequality shown by the graph with the boundary line
Graph each linear inequality.
Hiro works two part time jobs in order to earn enough money to meet her obligations of at least $450 a week. Her job at the mall pays $10 an hour and her administrative assistant job on campus pays $15 an hour. How many hours does Hiro need to work at each job to earn at least $450?
ⓐ Let x be the number of hours she works at the mall and let y be the number of hours she works as administrative assistant. Write an inequality that would model this situation.
ⓑ Graph the inequality .
ⓒ Find three ordered pairs that would be solutions to the inequality. Then explain what that means for Hiro.
Use the set of ordered pairs to ⓐ determine whether the relation is a function, ⓑ find the domain of the relation, and ⓒ find the range of the relation.
Evaluate the function: ⓐ ⓑ ⓒ
Determine whether the graph is the graph of a function. Explain your answer.
In the following exercises, ⓐ graph each function ⓑ state its domain and range.
Write the domain and range in interval notation.
ⓐ Find the -intercepts.
ⓑ Find the -intercepts.
ⓔ Find the domain. Write it in interval notation.
ⓕ Find the range. Write it in interval notation.