Pls bgt yaa kak bang dll ,buat temen yg mau jawab ngasal jangan dulu yaa poin ntr mau abis :)
1. (fog(3)) = f(g(3))
= f (6)
= f(x) = x-1/x+5
= 6-1/6+5 = 5/11
2. (gof(-2)) = g(f(-2))
= g (-3/3) = g(-1)
= g(x) = x+3
= -1+3 = 2
3. (fog(7)) = f(g(7))
= f (10)
= f(x) = x-1/x+5
= 10-1 / 10+5
= 9/15