How many elements are in ? What about ? Clearly, has 25 elements, so has either 1, 5 or 25 elements. It's not got only 1 element, obviously (as it contains 0). I'll leave the rest of that bit to you...and the solution to your problem is simply .
May 16th 2009, 01:33 PM
Originally Posted by leonardo1000
Hi Guys ;
how many elements are in ?
one element only! the reason is that in we have thus