Monday
April 21, 2014

Homework Help: algebra 2

Posted by hellogoodbie on Saturday, January 16, 2010 at 3:24pm.

Posted by hellogoodbie on Saturday, January 16, 2010 at 2:59pm.


How is this problem done?

IF f(x)=2x^2-8x-3 FIND f(-2)





algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm
Put in for x the value -2, and compute f(-2)



algebra 2 - hellogoodbie, Saturday, January 16, 2010 at 1:47pm
so is the answer f=21/2? if that is right, thank you bobpursley




algebra 2 - drwls, Saturday, January 16, 2010 at 3:02pm
The answer has to be an integer. In this case, it is 2*4 - 8*(-2) - 3 = 21



algebra 2 - hellogoodbie, Saturday, January 16, 2010 at 3:06pm
where did u get the 4 from?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

algebra 2 - Posted by hellogoodbie on Saturday, January 16, 2010 at 3:24pm. ...
algebra 2 - How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - ...
algebra 2 - How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - ...
physics - last question - Sam is sitting in her fishing boat watching a trout ...
physics - another question - Sam is sitting in her fishing boat watching a trout...
physics - Posted by michelle quendarsv on Saturday, November 20, 2010 at 5:26pm...
reiny - How do I find a variance for a set of numbers {1,16,8,17,12} I got that ...
English - Culture Experience Camp With Native Speakers 1. Date 1) Team A ...
physics - light travels from ethanol intro crown glass. what's the brewster ...
accounting - Pearson corporation makes an investment today (January 1, 2010). ...

Search
Members