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Division of Algebraic Expressions — Maths STD 8 — Question

Maharashtra BoardEnglish MediumSTD 8MathsDivision of Algebraic Expressions2 Marks
Question
Divide $21 abc ^2$ by 7 abc .
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Answer

$\frac{-21\text{abc}^2}{7\text{abc}}$
$=\frac{-21\times{\text{a}}\times{\text{b}\times}\text{c}\times\text{c}}{7\times\text{a}\times\text{b}\times{\text{c}}}$
$=-3\text{a}^{(1-1)}\text{b}^{(1-1)}\text{c}^{(2-1)}$
$=-3\text{c}$

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