# Math Help - evaluate stuck at last bit

1. ## evaluate stuck at last bit

if someone could please explain to me if im doing this wrong or what morei have to do to make it right

2. $-3 - \sqrt{1} = -3 - 1 = -4$

3. Originally Posted by skeeter
$-3 - \sqrt{1} = -3 - 1 = -4$

the answer in the back says

3 - root 1

= 2

4. Originally Posted by realistic
the answer in the back says

3 - root 1

= 2
sorry ... I just noted your last step.

$-b - \sqrt{b^2-4ac}$

$-(-3) - \sqrt{1} = 3 - 1 = 2$

5. Originally Posted by skeeter
sorry ... I just noted your last step.

$-b - \sqrt{b^2-4ac}$

$-(-3) - \sqrt{1} = 3 - 1 = 2$

ah i see what i did wrong forgot that extra negative thanks for clearing that up for me

6. life is like that . . . . simple mistake that stucks us up.