Find the product of this expression. (2x2 - 7)(4x - 7y) =
Question
Updated 8/1/2014 11:52:41 AM
This conversation has been flagged as incorrect.
Flagged by jeifunk [7/9/2014 11:22:53 AM]
Original conversation
User: Find the product of this expression. (2x2 - 7)(4x - 7y) =

Weegy: it is a special factor (a-b)(a+b) = a^2 - b^2 a=7y b=(4-4x) so the answer is 49y^2- (4-4x)^2 simplify it it will be 49y^2- 16 +32x -16x^2 rearange it , it will be 49y^2 - 16x^2 +32x-16
reynaldo009|Points 272|

Question
Updated 8/1/2014 11:52:41 AM
This conversation has been flagged as incorrect.
Flagged by jeifunk [7/9/2014 11:22:53 AM]
Rating
3
(2x^2 - 7)(4x - 7y)
= 8x^3 - 28x - 14x^2y + 49y

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