Exercise For Practice $1\mathrm{.}3$ Classify the following numbers as a rati or an irrational. $($i$)7+2\sqrt[\phantom{2}]{3}($ii$)(4+\sqrt[\phantom{2}]{32})+\sqrt[\phantom{2}]{64}-4($iii$)\frac{\sqrt[\phantom{2}]{80}}{\sqrt[\phantom{2}]{720}}($iv$)(\sqrt[\phantom{2}]{6})+(-\sqrt[\phantom{2}]{6})($v$)\frac{\sqrt[\phantom{2}]{17}}{\sqrt[\phantom{2}]{17}}$