sqrt((4000-x)^2+(6300-y)^2+(19400-z)^2)+(300000*t)^2=22000^2 sqrt((19250-x)^2+(5000-y)^2+(20000-z)^2)+(300000*t)^2=19700^2 sqrt((21000-x)^2+(4500-y)^2+(19000-z)^2)+(300000*t)^2=20000^2 sqrt((19000-x)^2+(7500-y)^2+(8000-z)^2)+(300000*t)^2=19800^2

Дано

$$\left(300000 t\right)^{2} + \sqrt{\left(- z + 19400\right)^{2} + \left(- x + 4000\right)^{2} + \left(- y + 6300\right)^{2}} = 484000000$$

___________________________________________
/ 2 2 2 2
/ (19250 — x) + (5000 — y) + (20000 — z) + (300000*t) = 388090000

$$\left(300000 t\right)^{2} + \sqrt{\left(- z + 20000\right)^{2} + \left(- x + 19250\right)^{2} + \left(- y + 5000\right)^{2}} = 388090000$$

___________________________________________
/ 2 2 2 2
/ (21000 — x) + (4500 — y) + (19000 — z) + (300000*t) = 400000000

$$\left(300000 t\right)^{2} + \sqrt{\left(- z + 19000\right)^{2} + \left(- x + 21000\right)^{2} + \left(- y + 4500\right)^{2}} = 400000000$$
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__________________________________________
/ 2 2 2 2
/ (19000 — x) + (7500 — y) + (8000 — z) + (300000*t) = 392040000

$$\left(300000 t\right)^{2} + \sqrt{\left(- z + 8000\right)^{2} + \left(- x + 19000\right)^{2} + \left(- y + 7500\right)^{2}} = 392040000$$
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