Tools and Calculators

Trapezoidal Rule Calculator

Estimate the definite integral of any function using the trapezoidal rule quickly and easily.

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First Quartile Calculator (Lower Quartile)

Use this First Quartile Calculator to calculate the Q1 value of your data set instantly.

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Second Quartile Calculator (Median)

Use this Second Quartile Calculator to calculate the median of your data set instantly.

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Third Quartile Calculator (Upper Quartile)

Use this Third Quartile Calculator to calculate the upper quartile of your data set instantly.

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Discriminant Calculator

Use this Discriminant Calculator to calculate the discriminant of any quadratic equation in standard form.

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Analog to Digital Converter (ADC)

Analog to Digital Converter (ADC) Calculator with insights into ADCs, their optimization, and usage in Arduino systems. Includes decimal and binary output, 10-bit Arduino support, and voltage references

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JSON Array Element Counter

JSON Array Element Counter - Paste your JSON to count the number of elements in an array quickly and efficiently.

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Digit Occurrence Counter

Easily count how many times a specific digit appears in a number with our Digit Occurrence Counter.

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GCD as Linear Combination Finder

Find the GCD of two numbers and express it as a linear combination using the Extended Euclidean Algorithm. Enter two numbers and get their GCD and coefficients for the linear combination equation.

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Quick and Easy Thumbnail Creator Online Free Tool

Create stunning blog post thumbnails with this easy-to-use thumbnail generator. Add custom titles, emojis, and choose a background color. Download your design in PNG format instantly!

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