If a,b,c are real numbers such that a2 +2b = 7, b2 + 4c = -7 and c2 + 6a = -14 then the value of a2+b2+c2 is:
PLEASE WRITE FULL SOUTION AND PLEASE USE THE SHORTEST POSSIBLE APPROACH.
If a,b,c are real numbers such that a2 +2b = 7, b2 + 4c = -7 and c2 + 6a = -14 then the value of a2+b2+c2 is:
PLEASE WRITE FULL SOUTION AND PLEASE USE THE SHORTEST POSSIBLE APPROACH.