Simplify: The Cube Root Of 250 Minus The Cube Root Of 128 Plus The Cube Root Of 16?

(2*5^3)^(1/3) + (2^7)^(1/3) + (2^4)^(1/3)
  = (5 + 2^2 + 2)*(2^(1/3))
  = 11*(2^(1/3)) That is 11 times the cube root of 2.