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. (5) 1 / root 3 + root 2 √3 = 1.732 and √5 = 2.236 upto three places of decimal. (5) 1 / root 3 + [...]