Respuesta :

write them in prime factor form:-

65 = 5*13

78 = 2*3*13

52 = 2 * 2 * 13

GCF = 2*2*3*5*13

=  780 answer

lesliekolleroxrkcf
65=5*13
78=2*3*13
52=4*1

13 is the gcf

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