[" 2.Classify the following numbers as rational or irrational.Give reasons to "],[" support your answer."],[[" (i) "sqrt((3)/(81))," (ii) "sqrt(361)," (iii) "sqrt(21)," (iv) "sqrt(1.44)],[" (v) "(2)/(3)sqrt(6)," (vi) "4.1276," (vii) "(22)/(7)]],[" (viii) "1.232332333...," (ix) "3.040040004...],[" (x) "2.356565656...," (xi) "6.834834...]