theo4money
theo4money theo4money
  • 03-08-2016
  • Mathematics
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Expand (a – 1)(a – 2) by using the FOIL method

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ALin03
ALin03 ALin03
  • 03-08-2016
FOIL is first, inner, outer, and last. You first multiply a by a, then -1 by a, then a by -2, and lastly -1 by -2.
You should get an answer of a^2 - 3a + 2
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