Question 3 (ii) - Algebra Identities and Formulas - Chapter 8 Class 8 Algebraic Expressions and Identities
Last updated at April 16, 2024 by Teachoo
Algebra Identities and Formulas
Question 1 (ii) Important
Question 1 (iii)
Question 1 (iv)
Question 1 (v) Important
Question 1 (vi) Important
Question 1 (vii)
Question 1 (viii)
Question 1 (ix) Important
Question 1 (x)
Question 2 (i)
Question 2 (ii)
Question 2 (iii)
Question 2 (iv) Important
Question 2 (v)
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Question 2 (vii) Important
Question 3 (i)
Question 3 (ii) Important You are here
Question 3 (iii)
Question 3 (iv) Important
Question 3 (v) Important
Question 3 (vi)
Question 4 (i)
Question 4 (ii)
Question 4 (iii) Important
Question 4 (iv)
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Question 5 (i)
Question 5 (ii)
Question 5 (iii) Important
Question 5 (iv)
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Question 6 (i)
Question 6 (ii) Important
Question 6 (iii)
Question 6 (iv)
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Question 6 (vi)
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Question 6 (viii)
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Question 7 (i)
Question 7 (ii) Important
Question 7 (iii)
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Question 8 (i)
Question 8 (ii)
Question 8 (iii) Important
Question 8 (iv) Important
Last updated at April 16, 2024 by Teachoo
Question 3 Find the following squares by using the identities. (ii) (𝑥𝑦+3𝑧)^2 (𝑥𝑦+3𝑧)^2 (𝑎+𝑏)^2=𝑎^2+𝑏^2+2𝑎𝑏 Putting 𝑎 = 𝑥𝑦 & 𝑏 = 3𝑧 = (𝑥𝑦)^2+(3𝑧)^2+2(𝑥𝑦)(3𝑧) = (𝑥^2×𝑦^2 )+(3^2×𝑧^2 )+(2×3)×(𝑥×𝑦×𝑧) = 𝒙^𝟐 𝒚^𝟐+𝟗𝒛^𝟐+𝟔𝒙𝒚𝒛