Math Practice
4x
2
− 21x + 27 = 0
4x
2
+ 25x + 25 = 0
8x
2
+ 22x + 14 = 0
16x
2
− 48x + 32 = 0
6x
2
+ 8x − 8 = 0
3x
2
− 24x − 27 = 0