Question

Help me plz!
problema zice asa:
a ori b=294 si (a,b)=7 sa aflam numerele a si b.
restu le-am reusit asta imi da batai de cap.

Answer 1

A=7x
b=7y
(X,y)=1
axb=49xy=294
Xy=6
pt y=1 x=6 a=42 b=7
y=2 x=3 a=21 b=14
y=3 x=2 a=14 b=21
Y=6 x=1 a=7 b=42
(A,b)∈{(42,7),21,14),(14,21),(7,42)}