posted by hellogoodbie .
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
It is not right. The correct method has been explained in a separate post.