cpwenvnzakane cpwenvnzakane

06-03-2015
Mathematics

contestada

simplify the following expression:
12a+9b2a-13a2b2+4ab2-16a

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06-03-2015

[tex]12a+9b^2a-13a^2b^2+4ab^2-16a= \\ =12a-16a+9ab^2+4ab^2-13a^2b^2= \\ =-4a+13ab^2-13a^2b^2= \\ =a(-4+13b^2-13ab^2)[/tex]

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Panoyin Panoyin

06-03-2015

12a + 9ab² - 13a²b² + 4ab² - 16a
12a - 16a + 9ab² + 4ab² - 13a²b²
-4a + 13ab² - 13a²b²

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