Mathematics, 09.02.2021 20:40 babyari18

9. Consider this polynomial expression. (x2 - x + 1) + (2x2 + x - 9) What is the sum of the polynomials? A. x2 - 8 B. 3x2-8 c. 3x2 - 2x - 8 D. 3x2 + 2x - 8

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9. Consider this polynomial expression. (x2 - x + 1) + (2x2 + x - 9) What is the sum of the polynomi...

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9. Consider this polynomial expression. (x2 - x + 1) + (2x2 + x - 9) What is the sum of the polynomials? A. x2 - 8 B. 3x2-8 c. 3x2 - 2x - 8 D. 3x2 + 2x - 8​

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9. Consider this polynomial expression. (x2 - x + 1) + (2x2 + x - 9) What is the sum of the polynomials? A. x2 - 8 B. 3x2-8 c. 3x2 - 2x - 8 D. 3x2 + 2x - 8