Respostas

2014-08-06T12:49:13-03:00
Olá Josivania,

aplique a distributiva:

~~~~~~~~\overbrace{~~~~~~~~~~~~}
\\~~~~~~~~~\overbrace{}
\\(3x^2-5)(2x}+3}).\\
~~\underbrace{~~~~~~~~~~~~~~}\\
~~\underbrace{~~~~~~~~~~~~~~~~~~}\\\\\large\boxed{\boxed{6x^3+9x^2-10x-15}}\\.


Tenha ótimos estudos =))
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