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x+y=-1 x^4+y^4=31

Дано $$x^{4} + y^{4} = 31$$ Ответ $$x_{1} = – frac{1}{2} + frac{sqrt{13}}{2}$$=$$- frac{1}{2} + frac{sqrt{13}}{2}$$= 1.30277563773199 $$y_{1} = – frac{sqrt{13}}{2} – frac{1}{2}$$=$$- frac{sqrt{13}}{2} – frac{1}{2}$$= -2.30277563773199 $$x_{2} = – frac{1}{2} – frac{sqrt{19} i}{2}$$=$$- frac{1}{2} – frac{sqrt{19} i}{2}$$= -0.5 –…

b1/10+c1/100+d1/1000=0.0497000000000000 b2/10+c2/100+d2/1000=0.0408000000000000 b2-b1-c1/5-3*d1/100=0 c2-c1-3*d1/10=0 c1=0 c2+3*d2/10=0

Дано $$frac{d_{1}}{1000} + frac{b_{1}}{10} + frac{c_{1}}{100} = 0.0497$$ b2 c2 d2 — + — + —- = 0.0408 10 100 1000 $$frac{d_{2}}{1000} + frac{b_{2}}{10} + frac{c_{2}}{100} = 0.0408$$ c1 3*d1 b2 – b1 – — – —- = 0 5…

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