# Math Help - Just something I don't quite get..

1. ## Just something I don't quite get..

if its -(1-t^2/1+t^2)^2 - (2t/t^2+1)^2
Do i square the numbers in the brackets first and then times by -1 cause it has negative sign in front.

If so after timesing it by -1 would it become:
+answer + answer /
thanks..

2. Originally Posted by icesta1
if its -(1-t^2/1+t^2)^2 - (2t/t^2+1)^2
Do i square the numbers in the brackets first and then times by -1 cause it has negative sign in front.

If so after timesing it by -1 would it become:
+answer + answer /
thanks..
No. -ve sign is outside the bracket. So it should be
-(answer + answer)