Question

X= -½ 2x2+2kx-3=0 find the value of K

Answer 1

2x² + 2kx - 3 = 0

1/2  - k - 3 = 0

1 - 2k - 6 = 0

2k = -5

k = -5/2

Answer 2

2×2+2k(-1/2)
2×2+k(-1)
4+k(-1)
k=4+(-1)
k=4-1
k=3