Question

expressão algébrica de
$5y { }^{2} - 2y - 3 {y}^{2} + {y}^{2} - 1 + 6 {y}^{2}$
​

Answer 1

Resposta:

${6y}^{2} - 2y - 1$

Explicação passo-a-passo:

$5 {y}^{2} - 2y - 3 {y}^{2} + {y}^{2} + 6 {y}^{2} \\ 9 {y}^{2} - 2y - 1$

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