RD Sharma Chapter 4 : Algebraic Identities Fill in the Blanks Type Questions (FBQs) Solutions

1. If (a – b)^2 + (b – c)^2 + (c – a)^2 = 0, then ___________ Watch Solution
2. If a + 1/a = -2, then a^2 + 1/a^2 = Watch Solution
3. If (37^3 – 28^3)/(37^2 + 37.28 + 28^2) = Watch Solution
4. If a^2 – 2a – 1 = 0, then a^2 + 1/a^2 = Watch Solution
5. If a^2 + b^2 + c^2 = 24 and ab + bc + ca = -4, then a + b + c = Watch Solution
6. If x + y + z = 0, then (x + y)^3 + (y + z)^3 + (z + x)^3 = Watch Solution
7. If x + y + z = 5 and xy + yz + zx = 7, then x^3 + y^3 + z^3 – 3xyz =___________ Watch Solution
8. If (a + b + c){(a – b)^2 + (b – c)^2 + 9(c – a)^2} = k(a^3 + b^3 + c^3 – 3abc), then k =________ Watch Solution
9. If 1/a + 1/b + 1/c = 1 and abc = 2, then ab^2c^2 + a^2bc^2 + a^2b^2c =__________ Watch Solution
10. If a + b + c = 6, 1/a + 1/b + 1/c = 3/2, then a/b + a/c + b/a + b/c + c/a + c/b =_________ Watch Solution
11. If a/b + b/a = 2, then (a/b)^100 – (b/a)^100 =__________ Watch Solution
12. If x^2 + y^2 – xy = 3 and y – x = 1, then xy/(x^2 + y^2) =___________ 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