CBSE 10th Mathematics | Arithmetic Progressions | Sum of n terms of an Arithmetic Progression
Sum of n terms of an Arithmetic Progression Let a be the first term and d be the common difference…
Sum of n terms of an Arithmetic Progression Let a be the first term and d be the common difference…
nth Term of an Arithmetic Progression Let $latex \displaystyle {{a}_{1}},{{a}_{2}},{{a}_{3}}$…….. be an A.P., with first term as a, and common…
Sequence and Series Sequence: A sequence is an arrangement of number in a definite order, according to a definite rule.…
Applications of Quadratic Equations Problem: The sum of two numbers is 15. If the sum of their reciprocals is $latex…
Nature of Roots of a Quadratic Equation In previous section, we have studied that the roots of the equation $latex…
Solution of a Quadratic Equation by Completing the Square Following steps are involved in solving a quadratic equation by quadratic…
Solution of a Quadratic Equation by Factorisation Consider the following products. $latex \displaystyle 6\times 0=0;\,\,-b\times 0=0,\,\,0\times a=0$ Above example illustrate…
Introduction of Quadratic Equation A polynomial of degree 2 (i.e.$latex \displaystyle a{{x}^{2}}+bx+c$) is called a quadratic polynomial where a ¹…
Division Algorithm for Polynomials Let $latex \displaystyle p(x)$ and $latex \displaystyle g(x)$ be polynomials of degree n and m respectively…
Relation Between The Zeros And The Coefficients Of A Polynomial 1. Quadratic polynomial: $latex \displaystyle a{{x}^{2}}+bx+c=0$; a ¹ 0. Let a,…