evelyterrazas evelyterrazas
  • 22-04-2020
  • Mathematics
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(x+7)(x+3) polynomial standard form

Respuesta :

Hrishii
Hrishii Hrishii
  • 22-04-2020

Answer:

[tex] {x}^{2} + 10x + 21[/tex]

Step-by-step explanation:

[tex](x + 7)(x + 3) \\ = x(x + 3) + 7(x + 3) \\ = {x}^{2} + 3x + 7x + 21 \\ \purple{ \bold{= {x}^{2} + 10x + 21}}[/tex]

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