# Ex.1.1 Q11 Rational Numbers Solution - NCERT Maths Class 8

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## Question

Fill in the blanks.

(i) Zero has ________ reciprocal.

(ii) The numbers ________ and ________ are their own reciprocals

(iii) The reciprocal of $$– 5$$ is ________.

(iv) Reciprocal of \begin{align}\frac{1}{x},\end{align} where \begin{align}x \ne 0\end{align} is________.

(v) The product of two rational numbers is always a _______.

(vi) The reciprocal of a positive rational number is ________.

## Text Solution

Steps:

(i) Zero has     no    reciprocal

(ii) The numbers $$\underline{\,\,\,1\,\,\,}$$   and $$\underline{\;\;(–1)\;\;}$$ are their own reciprocals.

(iii) The reciprocal of $$(–5)$$ is \begin{align}\underline{\quad\frac{1}{{ - 5}}\quad}\end{align}

(iv) Reciprocal of \begin{align}\frac{1}{x}\end{align} where \begin{align}x \ne 0 \end{align} is\begin{align}\underline{\quad x.\quad}\end{align}

(v) The product of two rational numbers is always a rational number.

(vi) The reciprocal of a positive rational number is positive.

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