(x+2)4+5(x+2)2-36=0после скобок написаны степени. Created by shuriki83. algebra-ru

(x+2)4+5(x+2)2-36=0после скобок написаны степени...

June 2022 1 19 Report

(x+2)4+5(x+2)2-36=0
после скобок написаны степени

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pentV (x+2)²=t
t²+5t-36=0
   D=25+4*36=169=13²
    t_1=(-5+13)/2=4; t_2=(-5-13)/2=-9

(x+2)²=4; x²+4x+4-4=0; x(x+4)=0; x=0    x=-4
(x+2)²=-9 корней нет
Ответ: x=0, x=-4

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Jessika has got a brother.His name`s Cameron.He`s ten.He goes to a primary schoo...

pomogitepozhalujstanapisat sochinenie na temupriklyuchenie v zavodnuyu igrushkun

sostavit uravneniya reakcij rasstavit koeficenty gidroksid magniyaii valentno

2naohh2so4na2so4h2o pochemu ne 2naohh2 so4na2so42h2o

za god do rozhdeniya kati eyo roditelyam vmeste bylo 40 letskolko sejchas let kate54cdb3de18d0d5be07d6b7bd3a88634b 11150

v futbole komanda poluchaet za pobedu 3 ochkaza nichyu 1 ochkoa za porazhenie 0 ochk

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