please solve this question asap.

thanks.

Asked by sharma.kapil311 | 7th Sep, 2018, 11:46: PM

Expert Answer:

ab + bc + ca = 0
bc + ca = -ab, ab + ca = - bc and ab + bc = -ca
Put the values in the given equation and solve it further we get the value is zero.

Answered by Sneha shidid | 10th Sep, 2018, 12:01: PM