Question

if a, b, c are all non zero and a + b + C is equal to zero prove that a square upon BC + b square upon AC + c square upon BC is equal to 3​

Answer 1

Answer:

let a=-4

b=1

c=3 & bc=3

then ,

Explanation:

bc+b^2 upon ac+c

1×3+1 upon -4×3+3

4 upon -12+3

4 upon 9

H.P. 4 upon 9 is the answer