Mrs.Cicilykkutty Cibi, TGT(Maths)
Date of submission : 22/06/2009
1.Use Euclid’s division lemma and find the H.C.F of 12560 and 740.
2.Find the L.C.M and H.C.F of 1200,1680 and 1800 by prime factorisation method.
3.Show that any positive even integer is of the form 4q or 4q+2.
4.Find the L.C.M and H.C.F of 525 and 850.Also verify that L.C.M * H.C.F=Product of the two numbers.
5.Prove that root 11 is irrational.
6.Exercise 2.3 Qn. 1(i),(ii)
7.Exercise 2.3 Qn 2(i),(iii)
8.Exercise 2.4 Qn 1(ii)
9.Exercise 2.4 Qn 2