Matemática, perguntado por rafaelsilverocca, 7 meses atrás

1- Simplificar a expressão algébrica 5.(4x²-2)-(3x²-x+7) *

( )17x²-x-22
( )25x²-x+12
( )17x²+x +12
( )17x²-x+19
( )NDA

Soluções para a tarefa

Respondido por ToquioItuno
1

\large\boxed{{\sf Letra ~\purple{E}}}

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\sf \purple5 \purple. \purple(  \purple{4x}^ \purple{2}  \purple-  \purple2 \purple)  \purple-  \purple( \purple{3x}^ \purple{2} \purple-  \purple x  \purple+  \purple7 \purple) \\    \sf \purple{20x}^{ \purple2}  \purple -  \purple1 \purple0  \purple-  \purple( \purple{3x}^ \purple{2} \purple-  \purple x  \purple+  \purple7 \purple) \\ \sf\purple{20x}^{ \purple2}  \purple -  \purple1 \purple0  \purple-   \purple{3x}^ \purple{2} \purple+ \purple x  \purple-   \purple7 \\  \sf  \purple{17x}^{ \purple2}   \purple-  \purple1 \purple0  \purple+  \purple x  \purple-  \purple7 \\  \sf  \purple{17x}^{ \purple2}   \purple-  \purple1 \purple7  \purple+  \purple x \\ \large\boxed{{\sf  \purple{17x}^{ \purple2}   \purple +  \purple x  \purple-  \purple1 \purple7 {}}} \\

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