Class 11th Maths – RD Sharma Chapter 1 : Sets Exercise 1.3 Solutions (Step-by-Step Guide) Which of the following are examples of empty set? (i) Set of all even natural numbers divisible by 5. (ii) Set of all even prime numbers. (iii) {x: x^2 – 2 = 0 and x is rational }. (iv) {x: […]
Class 11th Maths – RD Sharma Chapter 1 : Sets Exercise 1.2 Solutions (Step-by-Step Guide) Describe the following set in Roster form : (i) {x:x is a letter before e in the English alphabet}. (ii) {x∈N : x^2 less than 25}. (iii) {x∈N : x is a prime number, 10 less than x less than
Class 11th Maths – RD Sharma Chapter 1 : Sets Exercise 1.1 Solutions What is the difference between a collection and a set ? Give reasons to support your answer ? Watch Solution Which of the following collections are sets? Justify your answer: (i) A collection of all natural numbers less than 50. (ii) The collection
Class 9th Maths – RD Sharma Chapter 5 : Factorization of Algebraic Expressions Multiple Choice Questions (MCQs) Solutions The factors of x^3 – x^2y – xy^2 + y^3 are Watch Solution The factors of x^3 – 1 – y^3 + 3xy are Watch Solution The factors of 8a^3 + b^3 – 6ab + 1 are Watch
Class 9th Maths – RD Sharma Chapter 5 : Factorization of Algebraic Expressions Fill in The Blanks Type Questions (FBQs) Solutions The factorized form of the expression y^2 + (x – 1)y – x is Watch Solution The factorized form of a^3 + (b – a)^3 – b^3 is Watch Solution if 1/a + 1/b +
Class 9th Maths – RD Sharma Chapter 5 : Factorization of Algebraic Expressions Very Short Answer Type Questions (VSAQs) Solutions If a + b + c = 0, then write the value of a^3 + b^3 + c^3. Watch Solution If a^2 + b^2 + c^2 = 20 and a + b + c = 0,