Matematika 12

Greg Attwood, Jack Barraclough, Ian Bettison, Alistair Macpherson, Bronwen Moran, Su Nicholson, Diane Oliver, Joe Petran, Keith Bledger, Harry Smith, Geoff Staley, Robert Ward-Penny dhe Dave Wilkins

Pyetja

Hap kllapat dhe thjeshto kur është e mundur:

  1. 3(2+3)\sqrt{3}(2 + \sqrt{3})
  2. 5(33)\sqrt{5}(3 - \sqrt{3})
  3. 2(45)\sqrt{2}(4-\sqrt{5})
  4. (22)(3+5)(2 - \sqrt{2})(3 + \sqrt{5})
  5. (23)(37)(2-\sqrt{3})(3-\sqrt{7})
  6. (4+5)(2+5)(4+\sqrt{5})(2+\sqrt{5})
  7. (53)(13)(5-\sqrt{3})(1-\sqrt{3})
  8. (4+3)(23)(4+\sqrt{3})(2-\sqrt{3})
  9. (711)(2+11)(7-\sqrt{11})(2 + \sqrt{11})