Question:
252 can be expressed as a product of primes as:
[A].
2 x 2 x 3 x 3 x 7 
2 x 2 x 2 x 3 x 7 
3 x 3 x 3 x 3 x 7 
2 x 3 x 3 x 3 x 7 
252 can be expressed as a product of primes as:
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
Clearly, 252 = 2 x 2 x 3 x 3 x 7.