Question

What is the solution set of 2x(x - 1) = 3?

Answer 1

expand\[2x^2-2x=3\]\[2x^2-2x-3=0\]
then solve using the quadratic formula

Answer 2

2x*2 -2x -3 =0
2 +/- radical 28 2(1+/- radical 7) 1+/- radical 7
x_1,_2 = ------------- = -------------- = -------------
4 4 2