Question

F:R-R f(x)=x-4, si R-R, g(x)=2x-6

Answer 1

f(x)= 4-x
g(x)=2x-5

Gf ΠGg=M(x,y)=>f(x)=y si g(x)=y=>f(x)=g(x)=>4-x=2x-5=> -3x= -5-4 <=> -3x= -9 | :(-3)<=> x= 3
Aflam y:
 f(x)=y
4-x=y
4-3=y =>y=1
2x-5=y
6-5=y=>y=1
=>M(3,1 ) Imi dai Coroana
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