PRIME FACTORS 1

Write 420 as a product of prime factors.

Solution

2	420
2	210
3	105
5	35
7	7
	1

 Then, 420 = 2 x 2 x 3 x 5 x 7

Hence   420 = 2² x 5 x 7.

TRY THIS........

Write 540 as a product of prime factors.