Verifiers

Verification of the REGON number in Poland

Verifier allows you to validate entered REGON number

Long description

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78398

Verifiers

Verification ISBN preview

Jak sprawdzić numer ISBN?
Jak zweryfikować numer ISBN?

Calculator allows you to verify the ISBN number entered.

65189

Verifiers

Verification of the social security number in Poland

It presents data deriving from the unique social security number, such as date of birth, sex, serial number and check its correctness.

55328

Verifiers

Verifier numbers EAN-13 preview

Verifier numbers EAN-13 Calculator allows you to verify the number entered EAN-13.

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Life

Calculator degrees Plato / Brix

The calculator calculates the sugar content of a drink in degrees Plato and Brix and the volume of alcohol in the solution based on the relative density of the solution.

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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.

19161

Physical

Ohm's Law

The calculator calculates the resistance in the circuit in ohms. To obtain the missing value, type two, you already know and can be used to perform the calculations.

220935

Calendar

Date calculator

Calculator allows you to calculate the date, which will be after a specified number of days, months and years from a certain date.

23046

Math

Quadratic function

Calculator Resets three forms of a quadratic function. After selecting the input as a function of the square and its corresponding parameters returns two other figures given quadratic function.