fr158547 fr158547

19-11-2018
Mathematics

contestada

Which of the following shows the sum of the polynomials −3x2+3y2+4x and 4x2−4y+2? A. −3x2+3y2+4x+4x2−4y+2 B. −x2+3y2+4x−4y+2 C. x2+3y2+4x−4y+2 D. 7x2+3y2+4x+4x2−4y+2

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Warden15 Warden15

19-11-2018

-3x² + 3y² + 4x + 4x² - 4y + 2

Add like terms.

x² + 3y² + 4x - 4y + 2

So the answer is D.

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GamerDes GamerDes

19-11-2018

D. 7x2+3y2+4x+4x2−4y+2 is your correct answer

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