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Mathematics
Algebra and finance formulas, explained with worked examples.
10 formulasPhysics
Motion, force, and energy formulas for introductory mechanics.
7 formulasChemistry
Gas laws and other core relationships in general chemistry.
9 formulasGeometry
Area, perimeter, and volume formulas for common shapes.
Featured Formulas
Quadratic Formula
Find the roots of any quadratic equation ax² + bx + c = 0, even when it can't be factored by inspection.
Learn more →Newton's Second Law
The net force on an object equals its mass times its acceleration.
Learn more →Area of a Circle
Calculate the area enclosed by a circle from its radius.
Learn more →Ideal Gas Law
Relates the pressure, volume, amount, and temperature of an ideal gas.
Learn more →Simple Interest
Calculate interest earned on a principal amount at a fixed annual rate.
Learn more →Compound Interest
Calculate how an investment or loan grows when interest is calculated repeatedly on both the principal and previously earned interest.
Learn more →Why EasyFormula?
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