A) 7
B) 5
C) 3
D) 2
Correct Answer: A
Solution :
Since g and f are inverses \[g(3)=5\] and so \[g(3)+g(2(2))\,=5+2=7\] \[{{g}^{-1}}(x)\,=f(x)\] and \[{{f}^{-1}}(x)=g(x)\] \[f(2)=5\] \[{{f}^{-1}}(5)\,=2;\,\,\,g(5)=2\] \[{{f}^{-1}}(3)=5;\,\,g(3)=5\]You need to login to perform this action.
You will be redirected in
3 sec