Question

if a b c are three real numbers such that a + b + C is equal to 7 or a square + b square + c square equal to 35 and a cube plus b cube plus c cube is equal to 151 then find the value of ABC

Answer 1

A=3,
B=5,
C= -1.
$3 + 5 - 1 = 7 \\ 9 + 25 + 1 = 35 \\ 27 + 125 - 1 = 151$