Question

Efetue as operacão abaixo:

(2x

3–3x

2 + x–1) + (5x

3 + 6x

2–7x + 3)

(a) x

3

(b) 2x

9 + 2x

(c) 7x

3 − 3x

2 − 6x + 2

(d) 7x

3 + 3x

2 − 6x − 2​

Answer 1

Resposta:

Explicação passo a passo:

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