Найти точку минимума функции f(x)= -9x^5+90x^4-180x^3-30. Created by plotnikov2009. algebra-ru

Найти точку минимума функции f(x)= -9x^5+90x^4-180x^3-30...

plotnikov2009 @plotnikov2009

July 2022 1 18 Report

Найти точку минимума функции f(x)= -9x^5+90x^4-180x^3-30

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sedinalana

Verified answer

F`(x)=-45x^4+360x³-540x²=-45x²*(x²-8x+12)=0
x=0
x²-8x+12=0
x1+x2=8 U x1*x2=12
x1=2 U x2=6
_ _ + _
-----------------(0)----------------(2)---------------(6)---------------------
min
ymin=f(2)=-9*32+90*16-180*8-30=-288+1440-1440-30=-318

0 votes Thanks 2

reshit zadachu na doske napisano chislo 2000 sasha i fedya po ocheredi delyat chislo

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plotnikov2009 March 2022 | 0 Ответы

(3x^2-7)...

Answer

plotnikov2009 March 2022 | 0 Ответы

postroit grafik f ii ylog4 x 1

Answer

Answers & Comments

Verified answer

2]...

najti summu celyh reshenij sistemy mod x gt2 mod x1 lt3

2]...

reshit zadachu na doske napisano chislo 2000 sasha i fedya po ocheredi delyat chislo

(3x^2-7)...

postroit grafik f ii ylog4 x 1

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