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SUBSIM: The Web's #1 resource for all submarine & naval simulations since 1997
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SUBSIM: The Web's #1 resource for all submarine & naval simulations since 1997 |
10-12-06, 12:35 AM
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Grey Wolf
 Join Date: Feb 2004
Location: Somerset, UK.
Posts: 932
Downloads: 31
Uploads: 0
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Substitute in the values and then do the sum:
x2y – 3x – y when x = -1 and y = 1 = (-1 * 2 * 1) - (3*-1) -1 = -2 - (-3) -1 = -2 + 3 -1 = 0 (I think)
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