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Krasopeto4ka
@Krasopeto4ka
June 2021
1
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найдите наименьшее значение функции
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sedinalana
X²-14x+81>0
D=196-324=-128
x∈R
y`=(2x-14)/(x²-14x+81)*ln2=0
2x-14=0
x=7
_ +
-----------------(7)-------------------
min
y(7)=log(2)(49-98+81)+4=log(2)32+4=5+4=9
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Answers & Comments
D=196-324=-128
x∈R
y`=(2x-14)/(x²-14x+81)*ln2=0
2x-14=0
x=7
_ +
-----------------(7)-------------------
min
y(7)=log(2)(49-98+81)+4=log(2)32+4=5+4=9