Question

Substract a3+3a-a2-6 from 2a2+a-2a3+3

Answer 1

Answer:

3a^3+2a-3a^2-9

Step-by-step explanation:

$( {a}^{3} + 3a - {a}^{2} - 6) - (2 {a}^{2} + a - 2 {a}^{3} + 3) \\ {a}^{3} + 3a - {a}^{2} - 6 - 2 {a}^{2} - a + 2 {a}^{3} - 3 \\ 3 {a}^{3} + 2a - 3 {a}^{2} - 9$

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