Question

if a + b + c equal to 5 and a b + BC + CA equal to 10 then prove that a cube plus b cube plus c cube minus 3 MB equal to minus 25

Answer 1

if a + b + c equal to 5 and a b + BC + CA equal to 10 then prove that a cube plus b cube plus c cube minus 3 MB equal to minus 25 and put the value and using the method of eq