3m^-3+3m^-3=18 so what does M equal?
Solve for m: 6/m^3 = 18
Take the reciprocal of both sides: m^3/6 = 1/18
Multiply both sides by 6: m^3 = 1/3
Taking cube roots gives 1/3^(1/3) times the third roots of unity: Answer: |m = -(-1/3)^(1/3) or m = 1/3^(1/3) or m = (-1)^(2/3)/3^(1/3)