Question

(a - b)(a + b) + (b – c)(b + c) + (c - a)(c + a) = 0​
sol this question

Answer 1

hears you ans

tknks for aaking

Answer 2

Answer:

0

Step-by-step explanation:

using identity:(a+b)(a-b)=a*a-b*b

a^2-a^2+b^2-b^2+c^2-c^2=0