Question and answer
Simplify: (x - 4)2
Question
Asked 3/15/2013 4:59:40 PM
Updated 7/2/2014 8:40:19 PM
1 Answer/Comment
This conversation has been flagged as incorrect.
Flagged by jerry06 [7/2/2014 8:40:19 PM]
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Original conversation
User: Simplify: (x - 4)2

Weegy: b(a + b) - a(a - b) is equal to n^2-a^2+2ab or -a^2+2ab+b^2.

SOLUTION:
b(a + b) - a(a - b)
ab+b^2-a^2+ab
b^2-a^2+ab+ab
n^2-a^2+2ab or -a^2+2ab+b^2


User: Simplify: (x - 4)^2. (A)x^2 - 16 (B) x^2 - 8 (C) x^2 - 8x + 16 (D) x2 - 16x + 8^





Question
Asked 3/15/2013 4:59:40 PM
Updated 7/2/2014 8:40:19 PM
1 Answer/Comment
This conversation has been flagged as incorrect.
Flagged by jerry06 [7/2/2014 8:40:19 PM]
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(x - 4)^2 = (x - 4)(x - 4) = x^2 - 4x - 4x + 16 = x^2 - 8x + 16
Added 7/2/2014 8:40:17 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [7/4/2014 4:57:36 PM]
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1 Answer/Comment
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This answer has been confirmed as correct and helpful.
Multiply: (m + 7) (m - 7).
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