Question

if a+b+c =9 ,and ab+bc+ca =26, then find a²+b²+c²?​

Answer 1

$answer$

a+b+c = 9

a²+b²+c²= 9²

Thus, a²+b²+c²= 81.

Hope this helps you❤️

Answer 2

Step-by-step explanation:

The final answer is 29 !!!