Class 9th Maths – RD Sharma Chapter 4 : Algebraic Identities Exercise 4.5 Solutions (Step-by-Step Guide)

RD Sharma Chapter 4 : Algebraic Identities Exercise 4.5 Solutions

1. Find the following product : (3x + 2y + 2z)(9x^2 + 4y^2 + 4z^2 – 6xy – 4yz – 6zx) Watch Solution
2. Find the following product : (4x – 3y + 2z)(16x^2 + 9y^2 + 4z^2 + 12xy + 6yz – 8zx ) Watch Solution
3. Find the following product : (2a – 3b – 2c)(4a^2 + 9b^2 + 4c^2 + 6ab – 6bc + 4ca) Watch Solution
4. Find the following product : (3x – 4y + 5z)(9x^2 + 16y^2 + 25z^2 + 12xy – 15zx + 20yz) Watch Solution
5. Evaluate : 25^3 – 75^3 + 50^3 Watch Solution
6. Evaluate : 48^3 – 30^3 – 18^3 Watch Solution
7. Evaluate : (1/2)^3 + (1/3)^3 – (5/6)^3 Watch Solution
8. Evaluate : (0.2)^3 – (0.3)^3 + (0.1)^3 Watch Solution
9. If x + y + z = 8 and xy + yz + zx = 20, find the value of x^3 + y^3 + z^3 – 3xyz Watch Solution
10. If a + b + c = 9 and a^2 + b^2 + c^2 = 26, find the value of a^3 + b^3 + c^3 – 3abc Watch Solution
11. If a + b + c = 9 and a^2 + b^2 + c^2 = 35, find the value of a^3 + b^3 + c^3 – 3abc Watch Solution

 

4. Algebraic Identities – R.D. Sharma Class 9th Maths

1. Algebraic Identities Exercise 4.1 Video Solutions
2. Algebraic Identities Exercise 4.2 Video Solutions
3. Algebraic Identities Exercise 4.3 Video Solutions
4. Algebraic Identities Exercise 4.4 Video Solutions
5. Algebraic Identities Exercise 4.5 Video Solutions
6. Algebraic Identities Very Short Answer Questions (VSAQs) Video Solutions
7. Algebraic Identities Fill in the Blanks (FBQs) Video Solutions
8. Algebraic Identities Multiple Choice Questions (MCQs) Video Solutions