MathematicsHard110×since 2002Q3806The total number of functions, f:{1,2,3,4}→{1,2,3,4,5,6}f:\{1,2,3,4\} \rightarrow\{1,2,3,4,5,6\}f:{1,2,3,4}→{1,2,3,4,5,6} such that f(1)+f(2)=f(3)f(1)+f(2)=f(3)f(1)+f(2)=f(3), is equal to :A60B90C108D126Check answerSkip