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Let f(x)=-1+(x+1)^2, where x>=-1, then the set S=x:f^-1(x)=f(x) equals
#Maths
#School
Let f(x)=-1+(x+1)^2, where x>=-1, then the set S=x:f^-1(x)=f(x) equals
Answers (1)
Solution:
The given function is invertible on
Sloveing for
, we have
gives
or