Question

Quanto é: 9x²+4x-3x²3x?

Answer 1

$\LARGE\tt{}9x{}^{2} + 4x - 3 {x}^{2} \times 3x \\ \LARGE\tt{}9 {x}^{2} + 4x - {9x}^{2} \\ \LARGE\tt{}{\large\boxed{\boxed{  { \LARGE \tt - 9 {x}^{3} + 9 {x}^{2} + 4x}}}}$

Bons estudos!

Answer 2

Resposta:

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