nastassjamotro
nastassjamotro nastassjamotro
  • 10-09-2016
  • Mathematics
contestada

find the slope of f(x)=x^3-2x^2-1 at the point (2,-1). then write the equation of the tangent line at the point (2,-1). show all work

Respuesta :

caylus
caylus caylus
  • 10-09-2016
Hello,

[tex]y=x^3-2x^2-1\\ y'=3x^2-4x\ if\ x=2\ then\ y'=3*2^2-4*2=12-8=4\\ The \ equation \ is \ : y+1=4(x-2)\\ y=4x-9 [/tex]
Answer Link

Otras preguntas

can some one explain how to answer this
Which of these BEST describes the impact of the 1948 desegregation of the armed forces, in advancing the cause of civil rights?
If a seed crystal was added to a supersaturated solution, how would you characterize the resulting solution?
Why do documents contain bias?
what is the mean of 1,2,3,5,6,4,9,10
how does the repetition of the word must affect the tone of the piece
what was a reason that northern leaders disagreed over the south rejoining the union
NEED HELP ASAP PLEASE
Kendra just attended a sales conference in baltimore. she must now write a report summarizing her conference. what advice should she follow? a. begin her rep
Brent is trying to figure out the relationship between the number of times his friends post on social media and their grade point averages. He records the colle