Question 946075: What is a sign graph and when is it used? Give an example. Explain what the test-point method is and how it is used to solve a quadratic inequality. Be sure to show the …

Question 1177606: Lisa is 3 years older than Megan. If the product of their age is greater than 4, find; (a)The age of Lisa and Megan ; (b) sign graph; (c) table of x axis.; (d) graph on a number …

Question 147170 This question is from textbook College Algebra : Sovle each inequality by making a sign graph of the factors. State the solution set in iterval notation and graph it? 5x …

Question 1046618: Given the functions: y= -x^2+5x-2 and y=x^2+5x-2 It is well known that the sign of the coefficient of the x^2 term determines whether the graph of the quadratic function will …

You can put this solution on YOUR website! How do you determine which part of the graph you have to shade in, when solving systems of linear inequalities? ` Solve the inequality for x or y, …

Question 367168: what does the symbol > with a line under it mean? Found 3 solutions by edjones, Edwin McCravy, tutorcecilia:

Question 254042: what is a open dot or close dot on the graph of an inequality Found 3 solutions by rfer, tyurtyurtuyrt, MathTherapy:

Major Steps of Graphing This lesson has two major parts, easy and advanced. Whenever you need to draw a graph, you always need to follow the following guidelines. How to plot a nice graph …

You can put this solution on YOUR website! In order to graph the inequality , we need to graph the equation (just replace the inequality sign with an equal sign). So lets graph the line (note: if you …

Now lets graph the fourth inequality In order to graph , we need to graph the equation (just replace the inequality sign with an equal sign). So lets graph the line (simply draw a horizontal line …