millsey18 millsey18
  • 22-10-2014
  • Mathematics
contestada

what is the stationary point of y=9x+6x^2-4x^3.need help asap

Respuesta :

konrad509
konrad509 konrad509
  • 22-10-2014
[tex]y=9x+6x^2-4x^3\\ y'=9+12x-12x^2\\ 9+12x-12x^2=0\\ -12x^2+12x+9=0\\ 4x^2-4x-3=0\\ 4x^2-4x+1-4=0\\ (2x-1)^2=4\\ 2x-1=2 \vee 2x-1=-2\\ 2x=3 \vee 2x=-1\\ x=\frac{3}{2} \vee x=-\frac{1}{2}[/tex]
Answer Link

Otras preguntas

What is the value of x? Enter your answer, as a decimal, in the box
What are the 4 different types of communication?
PLEASE HELP 17 POINTS AND ILL MARK BRAINLIEST IF CORRECT , DONT GUESS What is the difference between a Search Engine and a Web Crawler. * A Search Engine uses y
Which one does not fit? 30. a. 눈 b. 손가락 c. 코 d. 모자 31. a. 장갑 (을) 끼다. b. 안경 (을) 쓰다. c. 머리 (를) 신다. 33. a. 시계 (을) 차다. b.
PLS HELP IF U HELP ILL SEND U 100 POINTS Why do YOUUU think the baptism of Clovis gave the Franks lasting stability
1 I think thrillers are g_ _ _ _ _ _g – you never know what’s going to happen next! 2 Science fiction films usually have a lot of s_ _ _ _ _ _ e_ _ _ _ _s to ma
The Sedition Act of 1918 made it a crime to criticize the U.S. government. True or False? 12 points
Which method for achieving civil rights is most associated withMartin Luther King, Jr.? Choose one of the answers below andexplain why you chose that answer​
Help me out please I need HELP
WHAT SCHOOL DO YOU GOT TO ?? Are there any asteroids on a collision course with Earth? Just so they dont take it down