Check sibling questions

Algebra Identities and Formulas

Question 1 (i) Deleted for CBSE Board 2024 Exams

Question 1 (ii) Important Deleted for CBSE Board 2024 Exams

Question 1 (iii) Deleted for CBSE Board 2024 Exams

Question 1 (iv) Deleted for CBSE Board 2024 Exams

Question 1 (v) Important Deleted for CBSE Board 2024 Exams

Question 1 (vi) Important Deleted for CBSE Board 2024 Exams

Question 1 (vii) Deleted for CBSE Board 2024 Exams

Question 1 (viii) Deleted for CBSE Board 2024 Exams

Question 1 (ix) Important Deleted for CBSE Board 2024 Exams

Question 1 (x) Deleted for CBSE Board 2024 Exams

Question 2 (i) Deleted for CBSE Board 2024 Exams

Question 2 (ii) Deleted for CBSE Board 2024 Exams

Question 2 (iii) Deleted for CBSE Board 2024 Exams

Question 2 (iv) Important Deleted for CBSE Board 2024 Exams

Question 2 (v) Deleted for CBSE Board 2024 Exams

Question 2 (vi) Important Deleted for CBSE Board 2024 Exams

Question 2 (vii) Important Deleted for CBSE Board 2024 Exams

Question 3 (i) Deleted for CBSE Board 2024 Exams

Question 3 (ii) Important Deleted for CBSE Board 2024 Exams

Question 3 (iii) Deleted for CBSE Board 2024 Exams

Question 3 (iv) Important Deleted for CBSE Board 2024 Exams

Question 3 (v) Important Deleted for CBSE Board 2024 Exams

Question 3 (vi) Deleted for CBSE Board 2024 Exams

Question 4 (i) Deleted for CBSE Board 2024 Exams You are here

Question 4 (ii) Deleted for CBSE Board 2024 Exams

Question 4 (iii) Important Deleted for CBSE Board 2024 Exams

Question 4 (iv) Deleted for CBSE Board 2024 Exams

Question 4 (v) Important Deleted for CBSE Board 2024 Exams

Question 4 (vi) Deleted for CBSE Board 2024 Exams

Question 4 (vii) Important Deleted for CBSE Board 2024 Exams

Question 5 (i) Deleted for CBSE Board 2024 Exams

Question 5 (ii) Deleted for CBSE Board 2024 Exams

Question 5 (iii) Important Deleted for CBSE Board 2024 Exams

Question 5 (iv) Deleted for CBSE Board 2024 Exams

Question 5 (v) Important Deleted for CBSE Board 2024 Exams

Question 6 (i) Deleted for CBSE Board 2024 Exams

Question 6 (ii) Important Deleted for CBSE Board 2024 Exams

Question 6 (iii) Deleted for CBSE Board 2024 Exams

Question 6 (iv) Deleted for CBSE Board 2024 Exams

Question 6 (v) Important Deleted for CBSE Board 2024 Exams

Question 6 (vi) Deleted for CBSE Board 2024 Exams

Question 6 (vii) Important Deleted for CBSE Board 2024 Exams

Question 6 (viii) Deleted for CBSE Board 2024 Exams

Question 6 (ix) Important Deleted for CBSE Board 2024 Exams

Question 7 (i) Deleted for CBSE Board 2024 Exams

Question 7 (ii) Important Deleted for CBSE Board 2024 Exams

Question 7 (iii) Deleted for CBSE Board 2024 Exams

Question 7 (iv) Important Deleted for CBSE Board 2024 Exams

Question 8 (i) Deleted for CBSE Board 2024 Exams

Question 8 (ii) Deleted for CBSE Board 2024 Exams

Question 8 (iii) Important Deleted for CBSE Board 2024 Exams

Question 8 (iv) Important Deleted for CBSE Board 2024 Exams

Basic Definitions →
Chapter 8 Class 8 Algebraic Expressions and Identities
Serial order wise

Question 4 (i) - Algebra Identities and Formulas - Chapter 8 Class 8 Algebraic Expressions and Identities

Last updated at May 29, 2023 by

Ex 9.5, 4 - Simplify (i) (a^2 - b^2)^2 (ii) (2x + 5)^2 - (2x - 5)^2

 

 

 

Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class

Book a free demo

Transcript

Question 4 Simplify. (i) (𝑎^2−𝑏^2 )^2 (𝑎^2−𝑏^2 )^2 (𝑥−𝑦)^2=𝑥^2+𝑦^2−2𝑥𝑦 Putting 𝑥 = 𝑎^2 & 𝑦 = 𝑏^2 = (𝑎^2 )^2+(𝑏^2 )^2−2(𝑎^2 )(𝑏^2 ) = 𝑎^(2 × 2)+𝑏^(2 × 2)−2𝑎^2 𝑏^2 = 𝒂^𝟒+𝒃^𝟒−𝟐𝒂^𝟐 𝒃^𝟐

Ask a doubt
Davneet Singh's photo - Co-founder, Teachoo

Made by

Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.