Question

find all the factors of 38,39 and 40?.do they have any factors in common.explain how you can tell if some numbers have factors in common without finding the factors

Answer 1

Answer:

It is 1

Step-by-step explanation:

They all have different factors and the only one is 1.

Answer 2

A common factor is simply a number that can divide other numbers into whole quotients, without having a remainder

The common factor of 38, 39 and 40 is 1.

(a) Determine the common factors

The numbers are given as: 38, 39 and 40.

Start by listing the factors of the three numbers

• Factors of 38 = 1, 2, 19 and 18
• Factors of 39 = 1, 3, 13, and 39.
• Factors of 40 = 1, 2, 4, 5, 8, 10, 20 and 40

The common number among the listed factors is 1.

Hence, the common factor of 38, 39 and 40 is 1.

(b) How to find common factors

To determine if the numbers have a common factor, we simply check if the numbers have a common divisor

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