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how do you simplify(a-2)(a^2+2a+4)
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Asked 6/26/2013 7:31:31 PM
Updated 6/28/2013 2:01:55 PM
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User: how do you simplify(a-2)(a^2+2a+4)





Weegy: how do you simplify(a-2)(a^2+2a+4): Plot[(-2 + a) (4 + 2 a + a^2), {a, -2.1, 2.1}] Plot[(-2 + a) (4 + 2 a + a^2), {a, -3.6, 3.6}] Alternate forms: (-i a+sqrt(3)-i) (i a+sqrt(3)+i) (a-2) Factor[(-2 + a) (4 + 2 a + a^2), Extension -> {2, [ -1 - I Sqrt[3], -1 + I Sqrt[3]}] (-I + Sqrt[3] - I a) (I + Sqrt[3] + I a) (-2 + a) More information: ]
Expert answered|beanchicks18|Points 60|

Question
Asked 6/26/2013 7:31:31 PM
Updated 6/28/2013 2:01:55 PM
2 Answers/Comments
This conversation has been flagged as incorrect.
Flagged by andrewpallarca
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3
(a-2)(a^2+2a+4)

= a^3 + 2a^2 - 2a^2 + 4a - 4a - 8

= a^3 - 8
Added 6/28/2013 2:01:17 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [6/27/2014 2:36:18 AM]
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beanchicks, please make sure to provide clear and accurate solutions to a math question.
Added 6/28/2013 2:01:55 PM
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