SSC (English Medium) Class 8Maharashtra State Board
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Expand (7x + 8y)3 - SSC (English Medium) Class 8 - Mathematics

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Question

Expand

(7x + 8y)3

Solution

(7x + 8y)3

= `(7x)^3 + (8y)^3 + 3 xx (7x)^2 xx (8y) + 3 xx (7x) xx (8y)^2`

= `343x^3 + 512y^3 + 1176x^2y + 1344xy^2`

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APPEARS IN

 Balbharati Solution for Balbharati Class 8 Mathematics (2019 to Current)
Chapter 5: Expansion formulae
Practice Set 5.2 | Q: 2 | Page no. 25
Solution Expand (7x + 8y)3 Concept: Expansion of (A + B)3.
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