Math

Roots of a quadratic equation

Calculator based on the entered coefficients calculated roots of a quadratic equation.

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Math

Weighted average ratings

The calculator calculates the weighted average of the ratings of the following items.

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Math

Conversion between number bases

Converter allows you to convert numbers between number bases - binary (binary), trójkowym, czwórkowym, Friday, szóstkowym, siódemkowym, octal (octal), dziewiątkowym, decimal (decymalnym) jedenastkowym, dwunastkowym, trzynastkowym, czternastkowym, piętnastkowym, hexadecimal (hex). Typed characters that are not numbers and the letters A, B, C, D, E, F are ignored.

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Math

Trigonometric functions calculator

Calculator by entering an angle in degrees or radians calculated values of the basic trigonometric functions.

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Health

Iron deficiency

The calculator calculates the dose of iron necessary to adopt a parenteral route to compensate for the normal level of the common deficiency.

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Building

Insulation of wall

Jak policzyć izolację ścian?

Calculator allows you to calculate the amount of insulation panels needed to cover the walls of the building using the "light wet" or "dry light" methods.

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Financial

Excise tax refund calculator in Poland

Calculator based on the specified value of the car, paid tax engine calculates the amount of refund of excise duty.

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Life

Human demand for water

The calculator calculates the interest of your body's daily requirement of water.

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Math

Number of triangular

In math calculator calculate triangular number is a number that can be represented as the sum of consecutive integers starting.