Which statements apply to the expression (three-fifths) cubed? Check all that apply. The base is Three-fifths. The base is 3. The exponent is 3. The expanded form is Three-fifths times three-fifths times three-fifths. The expanded form is StartFraction 3 times 3 times 3 Over 5 EndFraction. (Three-fifths) cubed = StartFraction 9 Over 15 EndFraction (Three-fifths) cubed = StartFraction 27 Over 125 EndFraction