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Express each of the following as a ratio...

Express each of the following as a rational number of the form `p/q ,` where p and q are integers and q `!=` 0 : (i)`2^(-3)` (ii) `(-4)^(-2)` (iii) `1/(3^(-2))` `(1/2)^(-5)` (v) `(2/3)^(-2)`

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  8. Simplify : (3^2+2^2)xx\ (1/2)^3 (ii) (3^2-\ 2^2)xx\ (2/3)^(-3)

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