Question

Greatest Common Factor help?

1) 12x and 26
GCF;

2)18 x^5 and 15 x^5
GCF;

3)12 a^5b and 40 a^5b^5
GCF;

4).15 f^2 g h^3 and 60 f^2 h^3

Answer 1

1). 12x = 2*2*3*x
26 = 2*13
------------------
GCF = ?

how do you think what will be ?

Answer 2

common Jessie ,please cooperate anything

Answer 3

what number is common there in these two numbers ?

Answer 4

So its 2

Answer 5

yes sure is right

Answer 6

was easy ,yes ?

Answer 7

so after this eaxmple what is your first exercise how do you think what will be for 2, ?

Answer 8

I don't understand how to get the factors with the exponents on them

Answer 9

in case of second exercise will be easy because these exponents are the same

Answer 10

yeah but how do you find the factors? That's what I don't understand

Answer 11

so looke it if there is x^3 the factors will be x*x*x

Answer 12

for 18 = 2*3*3

Answer 13

for 15 = ?

Answer 14

how can you getting the 15 like product of what numbers ?

Answer 15

divide 15 by 3 what will get ?

Answer 16

ok i will make it again but the 3rd will calculi it you ,ok ?

Answer 17

18x^5 = 2*3*3*x*x*x*x*x

15x^5 = 2*2*3*x*x*x*x*x
---------------------------
GCF = ?

Answer 18

what will be common there in these two ,,lines" ?

Answer 19

so 2 is common ?

Answer 20

Thanks for the help but I figured them out with my brother

Answer 21

18x^5 = 2*3*3*x*x*x*x*x

15x^5 = 5*3*x*x*x*x*x
----------------------------

GCF =

2 is common ? not is
3 is common ? yes but just one time
5 is common ? not is
x is common ? yes but the five time
-------------------------------
so than the GCF = 3*x*x*x*x*x = 3x^5

Answer 22

now this is clearly

Answer 23

hope so much that was these on your help

good luck

bye