(х-6)(х+4)/х+12=0решите неравенство. Created by angelina486. algebra-ru

х+12=0решите неравенство...

MizoriesKun ОДЗ х не равно -12

(х-6)(х+4)=0
х-6=0. х=6
х+4=0. х=-4

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Токетсу Х*(х+4):х-6*(х+4):х+12=0
х*х:х+4х:х-6х:х+24:х+12=
хх:х+4-6+24:х=-12
хх:х+24:х=-10
х+24:х=-10
10=-х-24х
10=-25х
х=10:(-25)
х=-0,4

примерно так, дружище)

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