Considere as afirmações:
I. A expressão " o quadrado da diferença de dois números , mais cinco é ( x - y + 5 )².
II. O fator comum a todos os termos do polinômio 18a2b8 + 24a3b5 – 36a9b9 é 6a2b5.
III. (x + 3y)2 é igual a x2 + 6xy + 9y2.
São verdadeiras:
A
I e II
B
II e III
C
I, II, III
D
II
Soluções para a tarefa
Resposta:
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Explicação passo a passo: