The greatest common factor (GCF) of the numerator and denominator of the rational expression is A. x - 5
3x/3 = x
15/3 = 5
X-5
What is the greatest common factor (GCF)?
The greatest common factor (GCF) of hard and fast numbers is the largest important element that every one the percentage of the number. for example, 12, 20, and 24 have common factors: 2 and four. the largest is four, so we say that the GCF of 12, 20, and 24 is 4. GCF is often used to discover commonplace denominators.
The greatest common factor is the finest element that divides both numbers. To find the best not unusual thing, first list the high factors of each range. 18 and 24 percent one 2 and one 3 is commonplace. We multiply them to get the GCF, so 2 * 3 = 6 is the GCF of 18 and 24.
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