13. Rationalise the denominator in each of the following and hence evaluate by taking √2 = 1.414, √3 = 1.732 and √5 = 2.236 upto three places of decimal. (2) 6 root 6 √3 = 1.732 and √5 = 2.236 upto three places of decimal. (2) 6 root 6 13. Rationalise the denominator in each [...]