Sagot :
f(x)= -(2/3)*x+5
-(2/3)*x+5=1
-2x/3=-4
x=6
g(x)= 2√x
2√x=1
√x=1/2
x=1/4
h(x)= 3/(x-5)
3/(x-5)=1
x-5=3
x=8
-(2/3)*x+5=1
-2x/3=-4
x=6
g(x)= 2√x
2√x=1
√x=1/2
x=1/4
h(x)= 3/(x-5)
3/(x-5)=1
x-5=3
x=8