252 can be expressed as a product of primes as Choose the most appropriate option.
A) 2 x 2 x 3 x 3 x 7
B) 2 x 2 x 2 x 3 x 7
C) 3 x 3 x 3 x 3 x 7
D) 2 x 3 x 3 x 3 x 7
E) None of these
Solution   Clearly, 252 = 2 x 2 x 3 x 3 x 7.2 x 2 x 3 x 3 x 7nswer 2 x 2 x 3 x 3 x 7
<result>A</result>
252 can be expressed as a product of primes as