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pvlad01
@pvlad01
March 2022
2
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Помогите пожалуйста!!!!! Решите неравенство
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irinan2014
Verified answer
Решаем методом интервалов.
1 votes
Thanks 2
vikachushnyako
В) -x^2+7x-6>0
D=49-4*(-1)*(-6)=25(5)
x1=-7-5/-2=6
x2=-7+5/-2
+ - +
-----1-----6----->
(-бесконечность;-1]u[6;бесконечность)
1 votes
Thanks 1
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Answers & Comments
Verified answer
Решаем методом интервалов.D=49-4*(-1)*(-6)=25(5)
x1=-7-5/-2=6
x2=-7+5/-2
+ - +
-----1-----6----->
(-бесконечность;-1]u[6;бесконечность)