JEE Main & Advanced
Mathematics
Relations
Question Bank
Numerical Value Type Questions - Relations and Functions-II
question_answer
Let R be the set of real numbers and the mapping \[f:R\to R\] and \[g:R\to R\] be defined by \[f(x)=5-{{x}^{2}}\] and \[g(x)=3x-4,\] then the absolute value of \[(fog)\,(-1)\] is