Answers

2016-04-14T09:34:41+05:30
Zeros of this equation are
0, -1/2
0
2016-04-14T11:58:23+05:30
4u+8u^{2}

8u^{2} + 4u

Let,

8u^{2} + 4u = 0

4u ( 2u + 1) = 0

u = 0 and u = -1/2
0