Respuesta:
Pasos
\frac{2x+x^2}{2}=16
multiplicar cambios de lados por 2
\frac{2x+x^2}{2}\cdot \:2=16\cdot \:2
simplificar
2x+x^2=32
restar 32 de ambos lados
2x+x^2-32=32-32
x^2+2x-32=0
Explicación paso a paso:
clave c
[tex]2x+\frac{x^2}{2}=16\\\\\\2x\cdot \:2+\frac{x^2}{2}\cdot \:2=16\cdot \:2\\\\\\\\4x+x^2=32\\\\\\4x+x^2-32=32-32\\\\\\x^2+4x-32=0\\\\\\x_1=\frac{-4+12}{2\cdot \:1},\:x_2=\frac{-4-12}{2\cdot \:1}\\\\\\\\x=4,\:x=-8\\\\x = ( -8,4)[/tex]
la c
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Respuesta:
Pasos
\frac{2x+x^2}{2}=16
multiplicar cambios de lados por 2
\frac{2x+x^2}{2}\cdot \:2=16\cdot \:2
simplificar
2x+x^2=32
restar 32 de ambos lados
2x+x^2-32=32-32
simplificar
x^2+2x-32=0
Explicación paso a paso:
Verified answer
Respuesta:
clave c
Explicación paso a paso:
[tex]2x+\frac{x^2}{2}=16\\\\\\2x\cdot \:2+\frac{x^2}{2}\cdot \:2=16\cdot \:2\\\\\\\\4x+x^2=32\\\\\\4x+x^2-32=32-32\\\\\\x^2+4x-32=0\\\\\\x_1=\frac{-4+12}{2\cdot \:1},\:x_2=\frac{-4-12}{2\cdot \:1}\\\\\\\\x=4,\:x=-8\\\\x = ( -8,4)[/tex]
la c
saludos!!