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Enter
Type the problem — numbers, a formula, or the loan fields.
Solve for x, expand a product, factor a polynomial, or plug in a value. The engine stays on this page.
Results appear here.
Type the problem — numbers, a formula, or the loan fields.
Press Calculate. The answer is computed on this page.
Use the explanation, chart or schedule to check the result.
Solve treats the input as an equation (add = 0 if you omit the right-hand side) and lists closed-form roots when it can, with a residual check. Expand and factor rewrite polynomials. Simplify expands then tidies. Evaluate substitutes a number.
Linear and many quadratic / polynomial problems close in radicals. Ugly transcendentals may not.
Yes — set the variable field.
It was an iframe. This version is a real calculator.
No.