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What is the factored form of the expression? 4x2 – 81y2 A. (2x + 9)(2x – 9) B. (2x + 9y)(2x – 9y) C. (2x + 9y)2 D. (2x – 9y)2
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Asked 10/11/2012 7:06:07 AM
Updated 7/30/2014 10:57:41 AM
1 Answer/Comment
Flagged by jerry06 [7/30/2014 10:57:41 AM]
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User: What is the factored form of the expression? 4x2 – 81y2 A. (2x + 9)(2x – 9) B. (2x + 9y)(2x – 9y) C. (2x + 9y)2 D. (2x – 9y)2

Question
Asked 10/11/2012 7:06:07 AM
Updated 7/30/2014 10:57:41 AM
1 Answer/Comment
Flagged by jerry06 [7/30/2014 10:57:41 AM]
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4x^2 - 81y^2 = (2x + 9y)(2x - 9y)
Added 7/30/2014 10:57:40 AM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [7/30/2014 11:02:27 AM]
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