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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.
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Weighted average ratings
The calculator calculates the weighted average of the ratings of the following items.
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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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Trigonometric functions calculator
Calculator by entering an angle in degrees or radians calculated values of the basic trigonometric functions.
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Calculator anion gap
Calculator to the data calculates the anion gap. http://pl.wikipedia.org/wiki/Luka_anionowa
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Financial
ROCE - an indicator of the efficiency of investment
The calculator calculates ROCE on the basis of these pre-tax profits, total capital and current liabilities ROCE (called Return On Capital Employed) - an indicator of the efficiency and profitability of the investment, which is the capital of the company involved.
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Combination of characters and numbers
Calculator allows to determine the existing combinations for the user-specified string.
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Interest Calculator own (contractual)
The calculator calculates the amount of interest your / contract on the basis of the facts and the required payment date and the amount and percentage rate (annual, monthly, daily).
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Building
Raw materials for the construction of modular suspended ceilings - covered grill, removable plates
Calculator allows you to calculate the quantity of materials for the construction of modular ceilings.