1 Resposta
Resposta:
(x + 9)9 · (x – 9)8 · (x + y)2
(x + 9)9 · (x – 9)8 · (x + y)2 (x + y)(x – 9)7 (x + y)(x + 9)8
(x + 9)9 · (x – 9)8 · (x + y)2 (x + y)(x – 9)7 (x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2
(x + 9)9 · (x – 9)8 · (x + y)2 (x + y)(x – 9)7 (x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2 (x + y)(x – 9)7(x + y)(x + 9)8
(x + 9)9 · (x – 9)8 · (x + y)2 (x + y)(x – 9)7 (x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2 (x + y)(x – 9)7(x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2
(x + 9)9 · (x – 9)8 · (x + y)2 (x + y)(x – 9)7 (x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2 (x + y)(x – 9)7(x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2 (x + 9)8(x – 9)7(x + y)2
(x + 9)9 · (x – 9)8 · (x + y)2 (x + y)(x – 9)7 (x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2 (x + y)(x – 9)7(x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2 (x + 9)8(x – 9)7(x + y)2(x + 9)(x – 9)
(x + 9)9 · (x – 9)8 · (x + y)2 (x + y)(x – 9)7 (x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2 (x + y)(x – 9)7(x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2 (x + 9)8(x – 9)7(x + y)2(x + 9)(x – 9)x2 – 9x + 9x – 81
(x + 9)9 · (x – 9)8 · (x + y)2 (x + y)(x – 9)7 (x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2 (x + y)(x – 9)7(x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2 (x + 9)8(x – 9)7(x + y)2(x + 9)(x – 9)x2 – 9x + 9x – 81x2 – 81
(x + 9)9 · (x – 9)8 · (x + y)2 (x + y)(x – 9)7 (x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2 (x + y)(x – 9)7(x + y)(x + 9)8 (x + 9)9(x – 9)8(x + y)2 (x + 9)8(x – 9)7(x + y)2(x + 9)(x – 9)x2 – 9x + 9x – 81x2 – 81Alternativa C
ESPERO TER AJUDADO!
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