For what value of k, are the quadratic equation KX(x-2)+6=0 equal
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kx(x-2)+6=0
kx²-2kx+6=0 a=k b=-2k c=6
D=b²-4ac [equal roots have D=0]
0=(-2k)²-4(k)(6)
0=4k²-24k
24k=4k²
24k/4k²=0
6/k=0
6=k
kx²-2kx+6=0 a=k b=-2k c=6
D=b²-4ac [equal roots have D=0]
0=(-2k)²-4(k)(6)
0=4k²-24k
24k=4k²
24k/4k²=0
6/k=0
6=k
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