Question

[B] Factorise the following numbers into prime numbers using
division :
(1) 64
(2) 45

Answer 1

Answer:

1. So, the prime factors of 64 are written as 2 x 2 × 2 x 2 x 2 x 2 or 26, where 2 is a prime number.
2. So, the prime factorisation of 45 is 3 × 3 × 5 or 32 × 5, where 3 and 5 are the prime numbers.

Step-by-step explanation:

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