JEE ADVANCED

This Category will divide the articles that are useful for jee Advanced Exam. This could include theory, solved examples, unsolved examples, test papers and previous year papers.

How to do Integration by Substitution Method with Examples

Do you want to know how to Solve integration by substitution? Or how would you know that it is going to be substitution ?  Read this post carefully to understand. Before we move ahead, it’s important to know that If you don’t know about Integration formulas, you must Learn how to use integration formulas What …

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Graph Range and Sign of quadratic expression

To understand Quadratic equations further we must know graph, Range and Sign of Quadratic expression. These three concepts sometimes becomes the major part of the questions when hunting for roots doesn’t make more sense. What is a quadratic expression An expression of the form , where a,b,c are real number and a is non zero …

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Sine rule cosine rule and Napiers analogy : Formula and examples

Are you willing to understand sine rule cosine rule and law of tangents. These three laws are very important properties of a triangle. I have added some good number of examples to make things pretty clear. If you are new to trigonometry, I recommend you to read Trigonometric Ratios and Identity The Law of sines …

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Arithmetic Geometric and Harmonic mean Formula and Examples

Are you looking forward to understand what is arithmetic mean, geometric mean and harmonic mean? Or how are they related to each other? This post covers in depth understanding of AM,GM and HM. Before you read ahead make sure you are well versed with Arithmetic progression Geometric progression Harmonic progression If you have basic understanding …

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Direction cosines and Direction Ratios : Meaning and Examples

Are you looking forward to understand what is direction cosines and direction ratios popularly known as dc’s and dr’s? Or you want to know how to find direction cosines and direction ratios for a given vector or straight line. This post cover all of that. Let’s begin… What are direction cosines Any line or vector …

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