Cartesian Coordinate System  Cartesian Coordinate system developed in seventeenth century by Rene Descartes the great French philosopher and mathematician. Cartesian Coordinate system, also called rectangular Coordinate system and used to position of points on a two dimensional or three dimensional plane.  Let’s briefly learn about Cartesian Coordinate system.           Cartesian Coordinate plane The plane is called Cartesian plane […]

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  Four Quadrants on a Graph  We know that the two axes X and Y divided the plane into four sections. These four sections are called the Quadrants (one fourth section). The plane is called Cartesian plane or Coordinate plane or the XY plane.  The plural of axis is axes. The quadrants are labelled with Roman numbers […]

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Finite and Infinite Sets Definition – Examples – Properties Definition:                                          Finite Sets If a set contains finite or limited or (countable) number of elements is called Finite Set. Examples of finite sets: Example: (i) The vowels in English alphabets. A = {a, […]

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 What are Rational Numbers ? Rational numbers are a fundamental concept in mathematics. Here is a detailed explanation of rational numbers: The word comes from “Ratio”, means comparison of two or more numbers. The natural numbers, whole numbers and integers all are the set of a rational number means any number that can be rewritten […]

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What is an Absolute value  Absolute value  The absolute value of a number is distance from zero on a number line. The distance from zero of a number, on a number line is called its Absolute value. Number line For example – The absolute value of 4 is -4 and the absolute value of -4 and […]

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Cube Root – Definition – Examples The Cube root of a number, is a number when multiply three times gives that number. Symbolic form of Cube Root is  ∛  ∛  is the radical symbol of root. The little threerepresents that it is cube root. The value of Index is 3, the Radicand is 8 and Radical symbol is […]

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Solve linear equations in one variable We will learn how to solve linear equations using mathematical operations, like addition, subtraction, multiplication and division.  Here are steps to solve a linear equation in one variable. When variables on both sides of the equations, then following steps are followed for solving the equations. Some examples are given […]

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Representation of numbers on Number Line Natural numbers Natural numbers : A set of counting numbers, is known as natural numbers. N = (1, 2, 3, 4, 5,…..) This is a number line for Natural Numbers. Whole numbers Whole numbers : When we add the number zero (0) to the natural numbers, we get whole numbers. W = […]

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