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Examine the variability of the quadratic function

Calculator examines the variability of the course of a quadratic function in the field of real numbers.


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Weighted average ratings

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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 calculates the approximate time given distance and overcome the distance on foot.
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Calculate how much you drink pure ethanol

On the basis of the data entered, the amount of drink and the percentage of alcohol content calculator calculates pure ethyl alcohol that we consume.
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Calculator Body Surface BSA (Body Surface Area)

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Pseudo-random number generator without repetition

Calculator generates random numbers without repetition from 0 to n-1.        
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Coreless coil inductance

The calculator calculates the inductance of the coil without core on the basis of the given coil length, diameter and number of turns.