24 Jul 2011 at 18:41 #1 mufc802 mufc802 Soldato Joined 1 Jul 2009 Posts 2,675 Can't remember the way of moving the power. I've got x^-2=4 which is also 1/x^2=4 what do I do to get x on it's own.
Can't remember the way of moving the power. I've got x^-2=4 which is also 1/x^2=4 what do I do to get x on it's own.
24 Jul 2011 at 18:53 #5 mufc802 mufc802 Soldato OP Joined 1 Jul 2009 Posts 2,675 Thanks, now I've got that is sqrt(1/4) just 1/2 or can it be -1/2 because in my answers it has 1/2 and -1/2.
Thanks, now I've got that is sqrt(1/4) just 1/2 or can it be -1/2 because in my answers it has 1/2 and -1/2.
