Jawapan

  • Pengguna Brainly
2016-02-16T14:45:58+08:00
X (x-6)=h-3k

x^2 - 6x - h + 3k = 0
a = 1 , b = - 6 , c = - h + 3k
b^2 - 4ac = 0
(-6)^2 - 4(1)(-h+3k) = 0
36 - 4(-h+3k) = 0
36 + 4h - 12k = 0
4h = 12k - 36
h = 3k - 9
1 5 1