MathematicsMedium110×since 2002Q3879If f(x)=(tan1∘)x+loge(123)xloge(1234)−(tan1∘),x>0f(x) = {{(\tan 1^\circ )x + {{\log }_e}(123)} \over {x{{\log }_e}(1234) - (\tan 1^\circ )}},x > 0f(x)=xloge(1234)−(tan1∘)(tan1∘)x+loge(123),x>0, then the least value of f(f(x))+f(f(4x))f(f(x)) + f\left( {f\left( {{4 \over x}} \right)} \right)f(f(x))+f(f(x4)) is :A2B4C0D8Check answerSkip