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Algebraic Expressions and Identities — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSAlgebraic Expressions and Identities2 Marks
Question
Obtain the volume of rectangular box with the length, breadth and height respectively: $xy, 2x^2y, 2xy^2$
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Answer

Volume of the rectangular box
= Length $\times$ Breadth $\times$ Height
$= (xy) \times (2x^2y) \times (2xy^2)$
$= (2 \times 2) \times (x \times x^2 \times x) \times (y \times y \times y^2)$
$= 4x^4y^4$

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