Bitsat
Functions
BITSAT 2025
MCQ+3 / -12025
If the function $f: R \rightarrow R$ is defined by $f(x)=x^2+5 x+9$, then $f^{-1}(9)$ is equal to
Bitsat
BITSAT 2025
If the function $f: R \rightarrow R$ is defined by $f(x)=x^2+5 x+9$, then $f^{-1}(9)$ is equal to