Question

Express 35 as product of their primes

• A. $3\times 5\times 7$
• B. $1\times 11\times 5$
• C. $5\times 7$
• D. $3\times 5\times 7$

Answer 1

The correct option is C

$5\times 7$

The prime factorisation of a number is to find all the prime factors which multiply together to form the number.

$\therefore$ The prime factors of 35 is $5\times 7$.