Question

find HCF by factor method .1. 7,18​

Answer 1

Explanation:

Greatest Common Divisor (GCD) for 7 18 is 1.

Explanation

The Greatest Common Divisor (GCD), also known as the Greatest Common Factor (GCF), or Highest Common Factor (HCF), of two or more non-zero integers, is the largest positive integer that divides the numbers without a remainder.

In this example:

Factors of 7 are: 1 , 7.

Factors of 18 are: 1 , 2 , 3 , 6 , 9 , 18.

We see that the Greatest Common Factor (Divisor) is 1.

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