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Algebraic Expressions and Identities — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSAlgebraic Expressions and Identities3 Marks
Question
Simplify:
$ x^3 y\left(x^2-2 x\right)+2 x y\left(x^3-x^4\right) $
✓

Answer

To simplify, we will use distributive law as follows:​
$ x^3 y\left(x^2-2 x\right)+2 x y\left(x^3-x^4\right) $
$ =x^5 y-2 x^4 y+2 x^4 y-2 x^5 y $
$ =x^5 y-2 x^5 y-2 x^4 y+2 x^4 y $
$ =-x^5 y $

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