Question

1) express 2310 as a product of prime factors.also see how your friends have factorized the number.have they done it as you?verify your final product with your friends result.try this for 3 or 4 more numbers.what do u conclude?2) find the HCF and LCM of the following given pairs of numbers by prime factorization. i) 120,90 ii)50,60 iii)37,49

Answer 1

2310=2*3*5*7*11
Hcf of 120,90 is 30
lcm of 120,90 is 360
hcf of 50,60 is 10
icm of 50,60 is 300