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Elina [12.6K]
3 years ago
13

(x^7 + 3x^6 - x^2 + 4) + (3x^7 - x^4 + 3x^2 - 9) add

Mathematics
2 answers:
Salsk061 [2.6K]3 years ago
4 0

Answer:

4x^7 + 3x^6 - x^4 + 2x^2 - 5

maria [59]3 years ago
3 0
4x^7 + 3x^6 - x^4 + 3x^2 - 5
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