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What is the sum of the polynomials? (7x^3 – 4x^2) + (2x^3 – 4x^2)

What is the sum of the polynomials? (7x^3 – 4x^2) + (2x^3 – 4x^2)
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2 votes
What is the sum of the polynomials?

(7x^3 – 4x^2) + (2x^3 – 4x^2)

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User Vighnesh
by
8.0k points

1 Answer

3 votes
(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.
answered
User Mgamer
by
9.0k points
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