Thursday

April 17, 2014

April 17, 2014

Posted by **hellogoodbie** on Saturday, January 16, 2010 at 2:04pm.

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 7:07pmIt is not right. The correct method has been explained in a separate post.

**Related Questions**

algebra 2 - Posted by hellogoodbie on Saturday, January 16, 2010 at 3:24pm. ...

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

algebra 2 - How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - ...

physics - another question - Sam is sitting in her fishing boat watching a trout...

physics - last question - Sam is sitting in her fishing boat watching a trout ...

algebra - solve the following using substitution 8x-4y=16 y=2x-4 8x-4(2x-4)=16 ...

Algebra Repost - Which equation could be used to find the dimensions of a room ...

math/algebra - solve each of the following systems by substitution. 16) 5x -2y...

Algebra - Which equation could be used to find the dimensions of a room that has...

algebra - An annuity pays 7300 dollars on January 1 of each year, starting on ...