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Rational Numbers — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSRational Numbers2 Marks
Question
Find the multiplicative inverse of: $\frac{-3}{4}$
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Answer

Multiplicative inverse of a rational number $\frac{\text{a}}{\text{b}}=\frac{\text{b}}{\text{a}}$ Therefore, Negative inverse of $\frac{-3}{4}=\frac{4}{-3}$ $\frac{4}{-3}=\frac{4\times-1}{-3\times-1}$ $=\frac{-4}{3}$

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