Question

Using prime factorization find hcf and lcm of 72 , 126 , 168 also find show that hcf *lcm #product of two integer

Answer 1

72=3×2×2×2×3

126=3×2×3×7

168 =3×2×2×2×7

hcf=3×2=6

lcm =2×2×2×3×3×7=504

hcf × lcm # product of three integers
6 ×584 # 72×126×168
3024 # 1524096

Answer 2

The ans. and the step by step procedure is in the photo given by me in the above.

Hope it will help you.