BenitaBrock BenitaBrock

12-09-2016
Mathematics

contestada

What is the sum of the polynomials?

(7x^3 – 4x^2) + (2x^3 – 4x^2)

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SuperLegend SuperLegend

12-09-2016

(7x^3 – 4x^2) + (2x^3 – 4x^2)
Add 2x^3 to 7x^3
(9x^3 - 4x^2) + (-4x^2)
Add -4x^2 to -4x^2. This would be the same as subtracting 4x^2 from -4x^2
Final Answer: 9x^3 - 8x^2

*The answer cannot be broken down anymore. It's in it's simplest form.

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