synthetic substitution (e9q24) *

[tamiatha]

use synthetic substitution to find f(-3) for f(x)=2x^3-6x^2-5x+7


fx=x(x(2x-6)-5)+7
=-3(-3(-12)-5+7
=-86

am i correct in method and answer

 

[Loren]

Re: synthetic substitution (e9q24)

http://webpages.charter.net/thejacowski ... thsub.html

 

[Denis]

Re: synthetic substitution (e9q24)

Hey Tamiatha: yer doin' good!