If a+b+c=25 and ab + bc+ ca= 10 then prove that a cube + b cube+ c cube -3abc = -25

If a+b+c=25 and ab + bc+ ca= 10 then prove that a cube + b cube+ c cub

1.	If a+b+c=25 and ab + bc+ ca= 10 then prove that a cube + b cube+ c cube -3abc = -25
Answer» Yes