Respuesta :

Answer:

  1. You can see that the common factor is 3 so 3×2 =6 so thats where root 2 comes from. You multiply and the radical goes away hence the answer is
  2. [tex]3 \sqrt{2} [/tex]
  3. Combine like factors such that 18 × 8 =144 and the square root of 144 is 12 hence the answer is 12