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Huylo1
@Huylo1
July 2022
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Найдите корень уравнение(k-3)5k=5(6).Срочно. Даю 10 баллов
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ddddddr
5к²-15к=30
5к²-15к-30=0
D=(-15)²-4×5×(-30)=225+600=825
и тд
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KavyukRoma
5k^2-15k=30
5k^2-15k-30=0 /:5
k^2-3k-6=0
D=9-4*1*(-6)=33
k1=3+5,7/2=4,35
k2=3-5,7/2=-1,35
0 votes
Thanks 0
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Answers & Comments
5к²-15к-30=0
D=(-15)²-4×5×(-30)=225+600=825
и тд
5k^2-15k-30=0 /:5
k^2-3k-6=0
D=9-4*1*(-6)=33
k1=3+5,7/2=4,35
k2=3-5,7/2=-1,35