NCERT Solutions with NCERTplanet
NCERT Solutions with NCERTplanet
Class 10 – Mathematics Quadratic Equations -Exercise 4.3 Exercise 4.3 Question : 1:Find the roots of the following quadratic equations, if they exist, by the method of completing the square: (i) 2×2 – 7x + 3 = 0 (ii) 2×2…
Class 10 – Mathematics Quadratic Equations -Exercise 4.2 Exercise 4.2 Question : 1:Find the roots of the following quadratic equations by factorization: (i) x2 – 3x – 10 = 0 (ii) 2×2 + x – 6 = 0 (iii) √2×2…
Class 10 – Mathematics Quadratic Equations -Exercise 4.1 Exercise 4.1 Question : 1:Check whether the following are quadratic equations: (i) (x + 1)2 = 2(x – 3) (ii) x2 – 2x = (–2) (3 – x) (iii) (x – 2)(x…
Class 10 – Mathematics Linear Equations In Two Variables – Exercise 3.7 Exercise 3.7 Question : 1:The ages of two friends Ani and Biju differ by 3 years. Ani’s father Dharam is twice as old as Ani and Biju is…
Class 10 – Mathematics Linear Equations In Two Variables – Exercise 3.6 Exercise 3.6 Question : 1:Solve the following pairs of equations by reducing them to a pair of linear equations: (i) 1/2x + 1/3y = 2 (ii) 2/√x +…
Class 10 – Mathematics Linear Equations In Two Variables – Exercise 3.5 Exercise 3.5 Question : 1:Which of the following pairs of linear equations has unique solution, no solution, or infinitely many solutions. In case there is a unique solution,…
Class 10 – Mathematics Linear Equations In Two Variables – Exercise 3.4 Exercise 3.4 Question : 1:Solve the following pair of linear equations by the elimination method and the substitution method: (i) x + y = 5 and 2x –…
Class 10 – Mathematics Linear Equations In Two Variables – Exercise 3.3 Exercise 3.3 Question : 1:Solve the following pair of linear equations by the substitution method. (i) x + y = 14; x – y = 4 (ii) s…
Class 10 – Mathematics Linear Equations In Two Variables – Exercise 3.2 Exercise 3.2 Question : 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…
Class 10 – Mathematics Linear Equations In Two Variables – Exercise 3.1 Exercise 3.1 Question : 1:Aftab tells his daughter, “Seven years ago, I was seven times as old as you were then. Also, three years from now, I shall…
Class 10 – Mathematics Polynomials – Exercise 2.4 Exercise 2.4 Question : 1:Verify that the numbers given alongside of the cubic polynomials below are their zeroes. Also verify the relationship between the zeroes and the coefficients in each case: (i)…
Class 10 – Mathematics Polynomials – Exercise 2.3 Exercise 2.3 Question : 1:Divide the polynomial p(x) by the polynomial g(x) and find the quotient and remainder in each of the following: (i) p(x) = x3 – 3×2 + 5x –…