Question

Va rog sa ma ajutati!!! dau coroana. exercitiul 2​

Answer 1

{a;b;c}d.p.{2;3;5}

a/2=b/3=c/5=k

a=2k

b=3k

c=5k

(a-b)^2+(b-c)^2+(c-a)^2=126

(2k-3k)^2+(3k-5k)^2+(5k-2k)^2=126

k^2+4k^2+9k^2=126

14k^2=126

k^2=9

k=3

a=6

b=9

c=15