How do you solve #25x^2-30x=-9#?
1 Answer
May 3, 2016
Explanation:
Once you put all of the terms of the quadratic on one side of the equation, then you get a perfect square trinomial:
Add
#0 = 25x^2-30x+9#
#=(5x)^2-2(5x)(3)+3^2#
#=(5x-3)^2#
So
