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Posted by on Monday, October 4, 2010 at 3:57pm.

Find the multipacative inverse of the number
-18

  • Math homework - , Monday, October 4, 2010 at 4:16pm

    (-18)(?) = 1 ?

  • Math homework - , Monday, October 4, 2010 at 4:35pm

    18?

  • Math homework - , Monday, October 4, 2010 at 4:38pm

    no, (-18)(18) would be - 324 , not 1

    what about (-18)(-1/18) ?

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