Rekenen met wortels (reeks 4)

Hoofdmenu Eentje per keer 

Reken uit

  1. \(\sqrt{ 225 } - \sqrt{ 81 }\)
  2. \(\sqrt{ 81 } + \sqrt{ 144 }\)
  3. \(\sqrt{ 36 } + \sqrt{ 64 }\)
  4. \(\sqrt{ 25 } + \sqrt{ 144 }\)
  5. \(\sqrt{ 100 - 36}\)
  6. \(\sqrt{ 25 - 16}\)
  7. \(\sqrt{ 100 } - \sqrt{ 36 }\)
  8. \(\sqrt{ 9 } + \sqrt{ 16 }\)
  9. \(\sqrt{ 9 + 16}\)
  10. \(\sqrt{ 169 } - \sqrt{ 25 }\)
  11. \(\sqrt{ 81 + 144}\)
  12. \(\sqrt{ 25 - 9}\)

Reken uit

Verbetersleutel

  1. \(\sqrt{ 225 } - \sqrt{ 81 }=15-9=6\)
  2. \(\sqrt{ 81 } + \sqrt{ 144 }=9+12=21\)
  3. \(\sqrt{ 36 } + \sqrt{ 64 }=6+8=14\)
  4. \(\sqrt{ 25 } + \sqrt{ 144 }=5+12=17\)
  5. \(\sqrt{ 100 - 36}=\sqrt{64} = 8\)
  6. \(\sqrt{ 25 - 16}=\sqrt{9} = 3\)
  7. \(\sqrt{ 100 } - \sqrt{ 36 }=10-6=4\)
  8. \(\sqrt{ 9 } + \sqrt{ 16 }=3+4=7\)
  9. \(\sqrt{ 9 + 16}=\sqrt{25} = 5\)
  10. \(\sqrt{ 169 } - \sqrt{ 25 }=13-5=8\)
  11. \(\sqrt{ 81 + 144}=\sqrt{225} = 15\)
  12. \(\sqrt{ 25 - 9}=\sqrt{16} = 4\)
Oefeningengenerator vanhoeckes.be/wiskunde 2024-04-26 02:21:10