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You will see what the calculator thinks you entered (which may be a little different to what you ... atan, inverse tangent (arctangent) of a value or expression.

Often, the goal of an equation is to solve for an unknown variable. Below is a collection of equation solvers to assist you in ...

Aug 19, 2015 ... Scientific Calculator: Calculating Algebraic Expression. 33,222 views33K views. • Aug 19, 2015. 84 34. Share Save. 84 / 34 ...

Enter an equation or system of equations, enter the variable or variables to be solved for, set the options and click the Solve button.

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Also, the variable in any "like terms" is raised to the same power. For example: 3x and 10x are like terms (both have the variable x, raised to the 1st power). 14a2 ...

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Quickly check your math homework with this free online algebra calculator for solving algebra, trigonometry, calculus, or statistics equations.

Online equations solver. Solve a linear system of equations with multiple variables, quadratic, cubic and any other equation with one unknown. Solves your ...