Math

Combination of characters and numbers

Calculator allows to determine the existing combinations for the user-specified string.

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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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Physical

The electromagnetic force coil (Electromagnetic Force)

Calculator to input current, cross-sectional area, length and number of turns of the coil face it generated electromagnetic force.

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Financial

Return on investment over the

Calculator allows you to calculate the return on equity of investment in any financial instrument in relation to the value obtained at the beginning and end of the period.

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Life

Freezing sea water

Calculator based on the average salinity of the basin are calculated freezing point of the water content by the formula Krummel.

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Verifiers

Is the phrase is a palindrome

Calculator checks to see if the specified expression is a palindrome. Palindrome - sounding words as read from left to right and from right to left.

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Life

Calculator - dosage of CO2 in the aquarium

Ile co2 w akwarium? Dawkowanie co2 w akwarium.

The online calculator by entering the pH and kH values to calculate the concentration of CO2 in the aquarium.