M l aggarwal understanding icse mathematics class 9 Solutions for Chapter 8 indices

\text { (i) }(81 / 16)^{-3 / 4}

\left(1 \frac{61}{64}\right)^{-\frac{2}{3}}

\text { (i) }\left(2 a^{-3} b^{2}\right)^{3}

\text { (ii) }\left(a^{-1}+b^{-1}\right) /(a b)^{-1}

\text { (i) }\left(x^{-1} y^{-1}\right) /\left(x^{-1}+y^{-1}\right)

\left(4 \times 10^{7}\right)\left(6 \times 10^{-5}\right) /\left(8 \times 10^{10}\right)

\text { (i) } 3 a / b^{-1}+2 b / a^{-1}

\left(\right.\text { ii) } 5^{0} \times 4^{-1}+8^{1 / 3}

\text { (i) }(8 / 125)^{-1 / 3}

\text { (ii) }(0.027)^{-1 / 3}

\text { (i) }(-1 / 27)^{-2 / 3}

\begin{aligned} &\text { (ii) }\\ &\left(1 \frac{61}{64}\right)^{-\frac{2}{3}} \end{aligned}