NCERT, Class 9, Polynomials, Chapter–2, Exercise-2.1– Perfect approach to every question
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NCERT, Class 10, Quadratic Equations, Chapter–4, Exercise-4.3 – Step wise solution of every question with proper explanation
Q. 1. Find the nature of the roots of the following quadratic equations. If the real roots exist, find them: (i) 2x^2 – 3x + 5 = 0, (ii) 3x^2…
NCERT, Class 10, Quadratic Equations, Chapter–4, Exercise-4.2 – Step wise solution of each question with complete explanation
Q. 1. Find the roots of the following quadratic equations by factorization: (i) x^2–3x–10=0, (ii) 2x^2+x–6=0, (iii) √2x^2+7x+5√2=0, (iv) 2x^2–x+1/8 =0, (v) 100x^2 –20x+1=0; Q. 2. Solve the problems given…
Posted inClass 10th math NCERT Quadratic Equations Chapter - 4 Theory related to Quadratic Equations
Methods for solving a Quadratic Equation – Detailed step wise explanation of every method
(1) Method of finding Common Elements; (2) Discriminant Method; (3) Method of Quadratic Formula; (4) Steps involved in Discriminant Method; (5) Steps involved in the Method of Quadratic Formula; (6)…
Posted inClass 10th math NCERT Quadratic Equations Chapter - 4 Theory related to Quadratic Equations
Some facts about the Quadratic Equation we should know:
(1) When an equation will be a Quadratic Equation? (2) What is a constant quantity; (3) What is a constant term; (4) What is a variable quantity; (5) What is…
Posted inClass 10th math NCERT Pair of Linear Equations in Two Variables chapter -3 Pair of Linear Equations in Two Variables Exercise 3.3
NCERT, Class 10, Pair of Linear Equations in Two Variables, Chapter–3, Exercise-3.3 – Step wise solution of each question with complete explanation
Q. 1. Solve the following pair of linear equations by the elimination and the substitution method: (i) x+y=5 and 2x–3y=4, (ii) 3x+4y=10 and 2x–2y=2 (iii) 3x–5y–4=0 and 9x=2y+7 (iv) x/2…
Posted inClass 10th math NCERT Pair of Linear Equations in Two Variables chapter -3 Pair of Linear Equations in Two Variables Exercise 3.2
NCERT, Class 10, Pair of Linear Equations in Two Variables, Chapter–3, Exercise-3.2 – Stepwise solution with proper explanation of each question
Q. 1 Solve the following pair of linear equations by the substitution method. (i) x+y=14 and x–y=4, (ii) s–t =3 and s/3+t/2=6, (iii) 3x–y=3 and 9x–3y=9, (iv) 0.2x+0.3y=1.3 and 0.4x+0.5y=2.3,…
Posted inClass 10th math NCERT Pair of Linear Equations in Two Variables chapter -3 Pair of Linear Equations in Two Variables exercise 3.1
NCERT, Class 10, Pair of Linear Equations in Two Variables, Chapter–3, Exercise-3.1 – Stepwise solution with proper graph of each question
Q.1. Form the pair of linear equations in the following problems, and find their solutions graphically. (i) 10 students of class X took part in a Mathematics quiz. If the…