ax + b = c
x + - = Back to Top Solve Linear Systems Use this form to solve linear systems, by substitution or elimination-by-addition method. x + - * / y = x + - * / y = Choose Method: Substitution Elimination Back to Top Plot a Graph Plot from : x = to x = and y = to y = Solve an Inequality Solve for Solve a system of inequalities Enter a polynomial inequality or system of inequalities, enter the variable to be solved for, set the options and click the Solve button. INEQUALITIES (x-1)(x-2)(x-3)(x-4)<=0 x^2-2>=0 [one per line] VARIABLE OPTIONS Approximate to digits Text output size : points Plot a linear Inequality. Type in inequality in the box and enter the range of x,y. Plot from : x = to x = and y = to y = Graph a System of Inequalities: Enter the polynomial inequalities you want to plot together with their variables and limits. Set the options if necessary and click the Plot button. INEQUALITIES VARIABLES Independent : runs from to Dependent : runs from to OPTIONS Tick marks Grid lines Axes None Automatic origin Origin at ( , ) Aspect ratio One to one Golden ratio Height : width = : Display Intersection of regions Union of regions Show individual regions Text output size : points
x + - * / y = x + - * / y = Choose Method: Substitution Elimination Back to Top
Plot from :
Enter a polynomial inequality or system of inequalities, enter the variable to be solved for, set the options and click the Solve button.
Enter the polynomial inequalities you want to plot together with their variables and limits. Set the options if necessary and click the Plot button.
None
Automatic origin
Origin at ( , )
One to one
Golden ratio
Height : width = :
Intersection of regions
Union of regions