Question:
Find the multiplicative inverse of:
(i) $\frac{-3}{4}$
(ii) $\frac{11}{4}$.
Solution:
(i) Multiplicative inverse of $\frac{-3}{4}$ is $\frac{4}{-3}$, i. e., $\frac{-4}{3}$.
(ii) Multiplicative inverse of $\frac{11}{4}$ is $\frac{4}{11}$.
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