Practice

For each of the following, state the datatype and value, unless it will produce an error, in which case, state why there is an error.
  1. 'five' + 'four'
  2. 'five' + ['four']
  3. ['five'] + ['four']
  4. 4 // 3 - 3
  5. [1,2,3] + 4
  6. 'five' * 3
  7. 3 * 'five'
  8. 2 ** 3
  9. 3 ** 2
  10. 'three' * 'five'
  11. [1,2,3] * 4
  12. math.sqrt(9)
  13. math.cos(0)