Math

Number of square-triangle (square triangular number)

Number of square-triangle has the properties of a square and a triangular number.

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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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Life

Calculator position of geostationary satellites.

Calculator generates an optimized antenna for receiving satellite television signals from a communications satellite wybrango.

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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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Savings

How long do you need to save

Based on input converter calculates how long you have to save to accumulate the required amount, taking into account the capitalization of monthly or annual basis.

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Verifiers

Verifier numbers Postnet

Calculator allows you to verify the number entered Postnet.

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Building

Compare the cost of heating oil and pumps OCHSNER

Calculator is used to compare the operating costs for heating oil and pumps OCHSNER.