Subtract -7a^2+3a-9β7a
2
+3aβ9minus, 7, a, squared, plus, 3, a, minus, 9 from 5a^2-6a-4...
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Mathematics, 14.11.2019 05:31 alinegonzalez0027
Subtract -7a^2+3a-9β7a
2
+3aβ9minus, 7, a, squared, plus, 3, a, minus, 9 from 5a^2-6a-45a
2
β6aβ45, a, squared, minus, 6, a, minus, 4.
your answer should be a polynomial in standard form.
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