NCERT, Class 9, Polynomials, Chapter–2, Exercise-2.3– Step wise solution of every question
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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 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 3.1
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…
NCERT, Class 10, Polynomials, Chapter–2, Exercise-2.2 – Stepwise proper explanation of each question
Q.1. Find the zeroes of the following quadratic polynomials and verify the relationship between the zeroes and coefficient. (i) x^2–2x–8 , (ii) 4s^2–4s + 1, (iii) 6x^2– 3 – 7x,…
Important facts, depth in concept about and terms related to an expression and equation
(1) constant quantity; (2) variable quantity; (3) What is a ‘mathematical condition’ in mathematics?; (4) Coefficients; Useful steps for the calculation of the coefficient; (5) Terms in algebra; (6) What…