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Algebraic Expressions — MATHS STD 7 — Question

Gujarat BoardEnglish MediumSTD 7MATHSAlgebraic Expressions2 Marks
Question
Find the products: $\left(2 a^2 b\right) \times\left(-5 a b^2 c\right) \times\left(-6 b c^2\right)$
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Answer

$\left(2 a^2 b\right) \times\left(-5 a b^2 c\right) \times\left(-6 b c^2\right)$
$=2 \times(-5) \times(-6) a^2 \times a \times b \times b^2 \times b \times c \times c^2$
$=60 \times a^{2+1} \times b^{1+2+1} \times c^{1+2}$
$=60 a^3 b^4 c^3$

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