February 2021 0 136 Report
Considerando que a função f definida por f(x)= 2x+1/x+9 admita inversa, determine: *a) f^-1(x)
b) D (f)
c)D(f^-1)
d) im(f)
e)Im (f^-1)
f) (f o f^-1) (x)


* Não entendi a resposta final por questões matemáticas, no momento de isolar o y: f^-1(x)= 9x-1/2-x
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