13. Find the HCF of:
(a) 27,81
Answers
Answered by
8
Step-by-step explanation:
(i) Find the prime factorization of 27
27 = 3 × 3 × 3
(ii) Find the prime factorization of 81
81 = 3 × 3 × 3 × 3
(III) To find the gcf, multiply all the prime factors common to both numbers:
Therefore, GCF = 3 × 3 × 3
(iv) GCF = 27
Answered by
3
Answer:
HCF of 27 and 81 is 27
Step-by-step explanation:
we can see that 27 is a factor of 81
27*3 = 81
If one number is the factor of the other number, then HCF will be the smaller number.
So HCF = 27
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