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July 31, 2014

July 31, 2014

Posted by **sherri** on Sunday, January 4, 2009 at 12:43am.

evaluate f(x) +3x^2-4x-3at f(x-1)=

evaluate f(x)= -5x+8 atf(-3)=

it will be well appreciated of what how and help with these math problems plz thank you

- math -
**Damon**, Sunday, January 4, 2009 at 3:19amI answered the domain and range one above

f(x-1) = 3(x-1)^2 - 4 (x-1) - 3

= 3 x^2 -6 x + 3 - 4x + 4 - 3

= 3 x^2 - 10 x +4

f(-3) = 15 + 8 = 23

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