Respuesta:
[tex]10x + 21[/tex]
[tex]procedimiento[/tex]
[tex](x + 3)(x + 7) \: = \: {x}^{2} + 10x + 21[/tex]
[tex] {x}^{2} + 10x + 21 - {x}^{2} [/tex]
[tex] {x}^{2} - {x}^{2} + 10x + 21[/tex]
[tex] {x}^{2} - {x}^{2} = 0[/tex]
[tex]solucion \: = \: 10x + 21[/tex]
Explicación paso a paso:
espero haberte ayudado ✨✨✨
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Respuesta:
[tex]10x + 21[/tex]
[tex]procedimiento[/tex]
[tex](x + 3)(x + 7) \: = \: {x}^{2} + 10x + 21[/tex]
[tex] {x}^{2} + 10x + 21 - {x}^{2} [/tex]
[tex] {x}^{2} - {x}^{2} + 10x + 21[/tex]
[tex] {x}^{2} - {x}^{2} = 0[/tex]
[tex]solucion \: = \: 10x + 21[/tex]
Explicación paso a paso:
espero haberte ayudado ✨✨✨