Ex 9.4, 1 (i) - Chapter 9 Class 8 Algebraic Expressions and Identities
Last updated at Dec. 24, 2018 by Teachoo
Transcript
Ex 9.4, 1 Multiply the binomials. (i) (2๐ฅ + 5) and (4๐ฅ โ 3) (2๐ฅ+5) (4๐ฅโ3) = 2๐ฅ(4๐ฅโ3)+5(4๐ฅโ3) = (2๐ฅร4๐ฅ)โ(2๐ฅร3)+(5ร4๐ฅ)โ(5ร3) = 8๐ฅ^2โ6๐ฅ+20๐ฅโ15 = ๐๐^๐+๐๐๐โ๐๐
Multiplication of Polynoimals by Polynomials
Multiplying Binomial by a Binomial
Multiplying Binomial by a Trinomial
Ex 9.4, 1 (i) You are here
Ex 9.4, 1 (ii)
Ex 9.4, 1 (iv) Important
Ex 9.4, 1 (iii) Important
Ex 9.4, 2 (i)
Ex 9.4, 2 (ii)
Example 8
Example 9 Important
Ex 9.4, 2 (iii)
Ex 9.4, 2 (iv)
Ex 9.4, 1 (v) Important
Ex 9.4, 1 (vi) Important
Ex 9.4, 3 (iii)
Ex 9.4, 3 (i)
Ex 9.4, 3 (ii)
Ex 9.4, 3 (vi)
Ex 9.4, 3 (viii)
Example 10 Important
Ex 9.4, 3 (iv) Important
Ex 9.4, 3 (v) Important
Ex 9.4, 3 (vii) Important
Chapter 9 Class 8 Algebraic Expressions and Identities
Concept wise
- Basic Definitions
- Addition and Subtraction of Algebraic Expressions
- Multiplication of Monomials
- Multiplication of Monomials by Binomials and Trinomials
- Multiplication of Polynoimals by Polynomials
- Algebra Identities - Identity I
- Algebra Identities - Identity II
- Algebra Identities - Identity III
- Algebra Identities - Identity IV
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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.