Answers

2014-04-21T21:32:25+08:00
My answer for the given question is 12(twelve)

0
2014-04-22T14:47:41+08:00
NOTE: always remember the PEMDAS rule :)
-2 [ 3 - 2 (4) + -1 ] - (-3)² + 3²
   = 
-2 [ 3 - 8 -1 ] - (-3)² + 3²
   = -2 [ 3 - 9 ] - (-3)² + 3²
   = -2 [ - 6 ] - (-3)² + 3²
   = 12 - (-3)² + 3²
   = 12 - 9 + 3²
   = 12 - 9 + 9
   = 12 - 18
   = - 6   
 = - 6 is the answer :)
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