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Chapter 7: Q. 365 (page 898)

In the following exercises, find the greatest common factor.

90,150,105

Short Answer

Expert verified

The greatest common factor is15.

Step by step solution

01

Step 1. Given information

Numbers90,150,105

02

Step 2. Find Prime factorization

90=2×3×3×5150=2×3×5×5105=3×5×7

03

Step 3. Find common terms and multiply them 

Multiplying all the prime factors common to both numbers:

3×5=15

Therefore , GCF is15.

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