Question

Execute the prime factorization of $63$ using factor tree.

• A. $3\times 3\times 7$
• B. $9\times 7$
• C. $3\times 21$

Answer 1

The correct option is A $3\times 3\times 7$

Fractor tree is formed by extracting the prime factors of the given number.

$\therefore 63=3\times 3\times 7$