Question

Find the HCF using the prime factorization:-

12,18 and 30

Answer 1

Step-by-step explanation:

12=2*3*2

18=2*3*3

30=3*5*2

common factors=2*3

=6

HCF of 12,18,30 = 6

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Answer 2

Answer:

6.

Step-by-step explanation:

Step 1= Do the prime factorisation for each number separately

Step 2= Write out all the factors obtained in prime factorisation of each number separately.

Step 3= Find out the common factors for every number from that sets.

Step4 = Multiply the numbers which are common factors for every 3 numbers

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