
Grade 11Discuss with colleagues and IITians
if f(x1+x2+..........xn)=f(x1)f(x2).........f(xn) for all x belonging to R,
f (dash)=2{which means that the first differential} and f(m)>0 where m,n belong to N,m0 (f(x)-1)/2
if f(x1+x2+..........xn)=f(x1)f(x2).........f(xn) for all x belonging to R,
f (dash)=2{which means that the first differential} and f(m)>0 where m,n belong to N,m




