Question 90917

  How do you solve this problem? 
(SQUARE ROOT 2)^7


     (sqrt2)7  = (2)^7/2      


               = (2)^6/2*(2)^1/2     (7/2 is split as 6/2+1/2)

               = (2)^3*(sq rt 2)

               = 8 (sq rt 2)