# Ex 9.4, 3 (ii) - Chapter 9 Class 8 Algebraic Expressions and Identities

Last updated at Dec. 24, 2018 by Teachoo

Last updated at Dec. 24, 2018 by Teachoo

Transcript

Ex 9.4, 3 Simplify. (ii) (๐^2+5) (๐^3+3)+5 Here, there are 2 expressions: 1st expression = (๐^2+5) (๐^3+3) 2nd expression = 5 Solving 1st expression (๐^2+5) (๐^3+3) = ๐^2 (๐^3+3)+5(๐^3+3) = (๐^2ร๐^3 )+(๐^2ร3)+(5ร๐^3 )+(5ร3) = ๐^2 ๐^3+3๐^2+5๐^3+15 Now, our expression is (๐^2+5) (๐^3+3)+5 = ๐^2 ๐^3+3๐^2+5๐^3+15+5 = ๐^๐ ๐^๐+๐๐^๐+๐๐^๐+๐๐

Ex 9.4

Ex 9.4, 1 (i)

Ex 9.4, 1 (ii)

Ex 9.4, 1 (iii) Important

Ex 9.4, 1 (iv) Important

Ex 9.4, 1 (v) Important

Ex 9.4, 1 (vi) Important

Ex 9.4, 2 (i)

Ex 9.4, 2 (ii)

Ex 9.4, 2 (iii)

Ex 9.4, 2 (iv)

Ex 9.4, 3 (i)

Ex 9.4, 3 (ii) You are here

Ex 9.4, 3 (iii)

Ex 9.4, 3 (iv) Important

Ex 9.4, 3 (v) Important

Ex 9.4, 3 (vi)

Ex 9.4, 3 (vii) Important

Ex 9.4, 3 (viii)

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