Respuesta:
[tex]=9x^2-43x-10[/tex]
Explicación paso a paso:
[tex](9x+2)(x-5)[/tex]
[tex]\mathrm{Aplicar\:la\:propiedad\:distributiva}:\quad \left(a+b\right)\left(c+d\right)=ac+ad+bc+bd[/tex]
[tex]\left(9x+2\right)\left(x-5\right)=9xx+9x\left(-5\right)+2x+2\left(-5\right)[/tex]
[tex]=9xx+9x\left(-5\right)+2x+2\left(-5\right)[/tex]
[tex]=9x^2-45x+2x-10[/tex]
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Verified answer
Respuesta:
[tex]=9x^2-43x-10[/tex]
Explicación paso a paso:
[tex](9x+2)(x-5)[/tex]
[tex]\mathrm{Aplicar\:la\:propiedad\:distributiva}:\quad \left(a+b\right)\left(c+d\right)=ac+ad+bc+bd[/tex]
[tex]\left(9x+2\right)\left(x-5\right)=9xx+9x\left(-5\right)+2x+2\left(-5\right)[/tex]
[tex]=9xx+9x\left(-5\right)+2x+2\left(-5\right)[/tex]
[tex]=9x^2-45x+2x-10[/tex]
[tex]=9x^2-43x-10[/tex]
Buen día