## Category Archives: Mathematics Education

## Ratio to Trend Method

This is the method of calculating seasonal variation. In ratio to trend method, we will calculate annual trend values. Then on this basis, we will calculate quarterly trend value. Now, it will be easy for us to calculate the ratio of original value to trend value which will be the seasonal .

## Derivative in Mathematics

I try to define derivative in mathematics. We show derivative as dy/dx which is actually limit. If you know the limit in methamatics, to know the derivative in mathematics is not difficult.
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## Rank of Zero Matrix

It is sure rank of zero matrix is zero. I have proved this with three examples.

## How to Divide 2 Digit by 3 Digit

With this video, you will learn to divide 2 digit by 3 digit. This video is made by our part-time teacher Ashwani Kumar. Read his more content at http://svtuition.com/ashwani-kumar/ .

## How to Divide 2 Digit by 2 Digit

With this video, you will learn to divide 2 digit by 2 digit. This video is made by our part-time teacher Ashwani Kumar. Read his more content at http://svtuition.com/ashwani-kumar/ .

## How to Divide 1 Digit by 4 Digit

With this video, you will learn to divide 1 digit by 4 digit. This video is made by our part-time teacher Ashwani Kumar. Read his more content at http://svtuition.com/ashwani-kumar/ .

## How to Divide 1 Digit by 1 Digit Number

With this video, you will learn to divide 1 digit by 1 digit. This video is made by our part-time teacher Ashwani Kumar. Read his more content at http://svtuition.com/ashwani-kumar/
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## Why does Tan Equal Sin over Cos

We can say this question also why does cos equal to sin over tan or why does sin equal tan over cos. It happens because the relationship of three sides of any triangle.
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## Why does cos^2x+sin^2x=1

In above video, we have prove cos^2x+sin^2x=1. It could only possible because square of hypotenuse side is always equal to the sum of square of opposite side and square of adjacent side. .

## Basic Formulas of Trigonometry – Part 1

In this part of Basic Formulas of Trigonometry, we have explain the 6 functions sin, cos, tan, cosec, sec and cot. Out of three Sin, Cos, Tan are the main. These all functions are tells us the relationship between any two side of any triangle. .