## Square root of an Algebraic Expression | Division Method | Algebra |

Division method to find the square root of an algebraic expression...

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Division method to find the square root of an algebraic expression...

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-b plus minus sqrt of b sqr - 4ac divided by 2a x = (-b +_ sqrt (b^2 - 4ac)) / 2a...

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In this video we will learn to find the solutions of a quadratic equation using formula of (a + b) whole square and (a - b) whole square. This method is also the basis of the formula to find the square root of a quadratic equation....

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In this video, we will learn to find the roots of a quadratic equation using factorisation methos...

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This video has the logic behind the universal divisibility rule for all divisors. This is very helpful when we have a large prime number as the divisor....

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This video has one universal divisibility rule for all divisors. This is very helpful when we have a large prime number as the divisor....

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Problem based on LCM of Fractions...

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Find the smallest number which when divided by 3,5,7 leave remainders 1,2,3....

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In this video we will talk about the LCM and HCF of Fractional Numbers....

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In this video, we will learn to calculate average speed. And will also learn how to avoid mistakes while calculating Average speed....

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Average of A and B is 50. B and C is 43 and A and C is 45 find the Average of A,B and C. Average score of Meera is 84 she has to score 100 next time to make her average score 86 find the total number of tests....

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Average mass of three friends was 60 it becomes 57 when the fourth friend joins. find the mass of the fourth friend. Average of 5 numbers is 20. The average becomes 18 when one of the numbers is changed to 4. Find the original value of the number....

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Rule to check if a number is divisible by 19...

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Rule to check divisibility by 17...

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This is another rule to check divisibility by 13. We have already discussed one rule in one of our videos...

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In this video first, we prove that midpoints of two parallel chords and the centre of the circle are colinear and then using Pythagorean theorem and properties of chords of a circle we can calculate the distance....

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Solved word problems based on chord of a circle and the perpendicular drawn from the center of the circle...

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Heron's formula is very useful to calculate the area of a triangle whose sides are given. This video is for all of you who come to my channel to find proofs of formulae....

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The perpendicular from the center of a circle bisects the chord and a line drawn connecting the midpoint of a chord and the center of the circle is always perpendicular to the chord....

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Knowing properties of the chord of a circle is always helpful while solving problems in geometry....

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Sector of a circle is the area enclosed between two redii and perimeter of the circle. and Segment of a circle is the part of the circle enclosed between chord and perimeter of the circle....

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https://www.youtube.com/channel/UCK652PEnrfHgEMjBBkwcBaw?disable_polymer=true A channel to learn math in Hindi हिंदी भाषा में गणित सीखें...

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In this video, we will discuss about Circle, its radius, diameter and its chord. We will also derive the formula for the perimeter and Area of the circle....

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In this video, you can learn to derive and remember the formula for the areas of different geometric shapes. This video will help you to recollect the formula easily as they are derived and arranged in a very logical manner....

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I made this solution for one of our viewers. I thought of publishing it thinking it may be useful for you also....

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Euclid's Algorithm is one of the fastest methods of finding a square root. This method works for integers, decimal numbers and also work for algebraic expressions....

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In this video, we will learn about different types of quadrilaterals and their properties. In this video, we will cover properties of quadrilateral, trapezoids, parallelogram, rhombus, rectangle, square and kite ....

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A very fast way to solve work and time problem...

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In this video, we will learn how to solve work and time related problems in the fastest way even if you do not remember any formula....

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A great way of looking at a common algebraic problem. Solution to this problem is made easy by using componendo and dividendo properties of ratio and proportions....

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Visual explanation usually always stay in our mind. In this video we are trying to explain algebraic identity (a + b + c )^2 = a^2 + b^2 + c^2 + 2ab + 2ac + 2ca using geometry. This can also be understood using algebraic multiplication....

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In this video we will learn to solve questions using ratio and proportions....

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Three quantities a,b and c are said to be in continued proportion if a:b = b:c. here a is called first proportion , b is called second or mean proportion and c is called third proportion....

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Componendo and dividendo are very importand and widely used properties of proportion. They are useful in other areas of mathematics also. In this video we try to understand, what it actually is and how it works ....

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When two ratios are equal it is called proportion...

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In this video, we have explained how to divide a number in the given ratio. Dividing a number in the given ratio where ration is in simple form is a very simple process but when the terms of ratio are in fraction (proper fraction or mixed fraction) the me...

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Ratio of lesser inequality and ratio of greater inequality behaves differently when a constant is added or subtracted from antecedent and consequent....

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This video explains about different types of ratios like ratios of greater inequality, ratio of lesser inequality, ratio of equality, duplicate ratio, sub duplicate ratio, triplicate ratio, subtriplicate ratio, inverse ratio and compound ratio....

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Raio and proportions is one of the very important topics in school mathematics, it a good knowledge of this topic helps students in solving problems related to many other topics in mathematics....

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discussing solutions to a few problems or questions on calculating limits at infinity of a rational expression...

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Learn the method to find the limit of a rational function when the variable x tends to infinity. the steps are 1. Find the term with largest power of x between numerator and denominator 2. divide all terms of numerator and denominator by the largest power...

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Example problems and solution for limits by factorisation...

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Use factorisation to simplify rational expressions that evaluates to 0/0 or indeterminate form. step 1: Factorise numerator and denominator. step 2: cancel common terms step 3: apply limit...

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Geometrical proof of (x + a) (x + b)....

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Learn to derive the formula of cos (A + B). Proof of expansion of cos(A+B). cos (A +B) is an important trigonometric identity. We all learn the expansion and remember it, watch the video to know the derivation of the identity...

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