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20-03-2018
Mathematics

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8n^2-4(7m^3+5n^2)
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garydesir1 garydesir1

20-03-2018

Hello there!

8m² - 4(7m³ + 5n²)

You wanna start by using the distributive property

=8n² - (-4)(7m³) + (-4)(5n²)

= 8n² - 28m³ - 20n²

= -28m³ - 12m²

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