Given Standard Form a b c
1.2x²=5
2.3x-4x²=0
3.5-2x²+6=0
4.(3x-4) k(2x+1)=0
5.6x²=3x5
6.3x(4x-1=-2
7.6-2x=4
8.x(x1+1)=x²
9.x²-3x=6x-1
10.(x+1)(x-1)=4

​