singularity7725 singularity7725

10-09-2018
Mathematics

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Use the grouping method to factor 4x3+20x2-3x-15

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tramserran tramserran

10-09-2018

4x³ + 20x² -3x - 15

4x²(x + 5) -3(x + 5)

= (4x² - 3) (x + 5)

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