ladypink94
24.12.2019 •
Mathematics
Se calculo por cada 7 estudiantes q hubo en el año 2000en un colegio en el 2020habra 14 si en el año 2000habia 455estudiantes cuantos habra en el 2020
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Ответ:
y entonces habra 455*2=910 estudiantes en el 2020
Ответ:
(x -5.1623) (x+1.1623)
Therefore x = 5.1623 and x = -1.1623
(4x^2-8x-2) factors into:
(x -2.2247) * (x +2.2474)
Therefore x = 2.2247 and x= -0.22474