If a^2 + b^2 + c^2 -ab-bc-ca = 0. Show that a=b=c.
Answers
Answered by
3
Answer:
Thanks for the question...
Hope it helps you.
Attachments:

MohdShaharyar:
it is very helpful tk all people
Answered by
4
Answer:
Step-by-step explanation:
a^2+b^2+c^2=0
a^2-ab-ca+b^2-ab-bc=c^2-bc-ca
a(a-b-c)=b(b-a-c)=c(c-b-a)
Then cross the brackets
a=b=c
Similar questions