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Nuetrik [128]
3 years ago
5

Find the sum. (x^4 + 3x^3 – x^2 +6) + (2x^4 – 3x + 9) =

Mathematics
1 answer:
OleMash [197]3 years ago
8 0

Answer:

=3x^4+3x^3−x^2−3x+15

Step-by-step explanation:

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