Arc6avenClifere Arc6avenClifere
  • 23-02-2017
  • Mathematics
contestada

Determine coefficients a and b such that p(x)=x2 ax b satisfies p(1)=5 and p′(1)=11.

Respuesta :

LammettHash
LammettHash LammettHash
  • 23-02-2017
[tex]p(x)=x^2+ax+b[/tex]
[tex]p'(x)=2x+a[/tex]

Given that [tex]p'(1)=11[/tex], you have

[tex]p'(1)=2+a=11\implies a=9[/tex]

and given that [tex]p(1)=5[/tex], you have

[tex]p(1)=1+9+b=5\implies b=-5[/tex]

So you get

[tex]p(x)=x^2+9x-5[/tex]
Answer Link

Otras preguntas

linda scored 35, 47, and 42 points on three tests. how many points should she get on the fourth test to get an average score of 50? 75 points 76 points 77 point
Jonathan’sparents told him that for every 5 hours of homework or reading he completes, hewill be able to play 3 hours of video games. His friend Lucas’s parents
WHAT IS 8.437 ROUNDED TO THE NEAREST WHOLE NUMBER?
What is the factor expression of 63+81
aristotle supported which of these views ?
While riding in your boat, you notice one wave pass by every two seconds. If the actual frequency of the waves is 1 Hz, with what speed are you moving through t
Why might raising taxes be a risk for struggling cities?
What are the steps in an experiment called
atomic mass is determined by the number of protons plus the number of?
A scientist monitors the contents of five duck nests in parks, five duck nests in zoos, and five duck nests in the wild during the spring and summer for three y