Question

find an integer which when multiplied by [-1]and divided by -9 results into reciprocal of that number

Answer 1

$$\begin{gathered} \mathrm{According}\mathrm{to}\mathrm{the}\mathrm{question}, \\ \frac{\mathrm{A}\times -1}{-9}=\frac{1}{\mathrm{A}} \\ {\mathrm{A}}^2=9 \\ \mathrm{A}=\pm 3 \end{gathered}$$