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17-07-2016
Mathematics

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simplify (2x – 2y)(2y 8) = ? a. 4xy 16x 4y2 16y b. 4xy 16x – 4y2 – 16y c. 4xy – 16x – 4y2 – 16y d. 4xy – 4y2

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19-07-2016

If you would like to simplify (2x - 2y) * (2y + 8), you can do this using the following steps:

(2x - 2y) * (2y + 8) = 2x * 2y + 2x * 8 - 2y * 2y - 2y * 8 = 4xy + 16x - 4y^2 - 16y

The correct result would be b. 4xy + 16x - 4y^2 - 16y.

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