Answer this question, thx for the help (the 4th one is this shape O )

Mathematics

1 answer:

RideAnS [48]2 years ago

5 0

Answer:

1st one

Step-by-step explanation:

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$(-x^3+26x^2-7-13)+(6x^4-x^3+8x+27)\\\\=-x^3+26x^2-7-13+6x^4-x^3+8x+27\\\\=6x^4+(-x^3-x^3)+26x^2+8x+(27-7-13)\\\\=\boxed{6x^4-2x^3+26x^2+8x+7}$

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Step-by-step explanation:

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Answer:

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