. Find the HCF of 42, 62 and 120 by division by common factor method.
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Answer:
H.C.F.
There are three methods of finding H.C.F. of two or more numbers.
1. Factorization Method
2. Prime Factorization Method
3. Division Method
1. H.C.F. by factorization method
Let us consider some examples.
I. Find the H.C.F. of 36 and 45.
Factor of 36 are →
1, 2, 3, 4, 6, 9, 12, 18, 36
Factor of 45 are →
1, 3, 5, 9, 15, 45
1 × 36, 2 × 18, 3 × 12, 4 × 9, 6 × 6
1 × 45, 3 × 15, 5 × 9
The common factors of 36 and 45 are
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Answer:
HCF IS 6
Step-by-step explanation:
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