√x - 1 + √x + 2 = √14 + x - √7 + x?
√x - 1 + √x + 2 = √14 + x - √7 + x.
0Aravmm
√x - 1 + √x + 2 = √14 + x - √7 + x.
En resumen
X - 1 + x + 2 = 14 + x - (7 + x) 2x + 1 = 14 + x - 7 - x 2x + 1 - 14 - x + 7 + x = 0 2x - 6 = 0 x = 6 / 2 x = 3.
Albin825
X - 1 + x + 2 = 14 + x - (7 + x)
2x + 1 = 14 + x - 7 - x
2x + 1 - 14 - x + 7 + x = 0
2x - 6 = 0
x = 6 / 2
x = 3.