Jawapan

2016-03-09T11:27:56+08:00
G(x) = 3 -x
k(x) = √x +4x, >0

gk(1/4)
= g(√x +4x)
= 3 - [√(1/4) +4(1/4)]
= 3 - (0.5 +1)
= 3 -1.5
= 1.5