Jawapan

2016-03-11T00:14:26+08:00
F(x) = 2x +1
fg(x) = kx -6
g(x) = 5x +p

fg(x) = kx -6
f(5x +p) = kx -6
2(5x +p) +1 = kx -6
10x +2p +1 = kx -6

bandingkan kedua-dua persamaan di atas;

10x = kx
maka, k = 10

2p +1 = -6
2p = -6 -1
2p = -7
p = -7/2