I really cannot understand what the question is, can you be clearer?Originally Posted bysamarox16

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- Mar 6th 2006, 04:43 PM #1samarox16Guest

- Mar 6th 2006, 06:16 PM #2

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- Mar 6th 2006, 10:48 PM #3

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Originally Posted by**samarox16**

If you like to learn/use LaTex, the "a^2" will appear as the familiar "a, squared" as you would write it on paper.

(-1/3)[(1/6)^2]*[(-1/3)(1/6) -(-1/3)^2]

= (-1/3)(1/36)*[(-1/18) -(1/9)]

= (-1/108)*[(-1 +2(-1))/18]

= (-1/108)*[(-3)/18]

= (-1/108)(-1/6)

= 1/648 ------------------answer.