Grade 12Algebra1- let f and g be differenciable fn on R and suppose f(0) = g(o) and f dash (x) less than equals to g dash x for all x grter equals o then how we show this gx is grter equal to fx for all x grter equal 0 keshav kr 12 Years agoGrade 12
Sher MohammadApproved Tutor Answer12 Years agof'(x)<=g'(x) for x>0inegerate (f'(x)-g(x)'<0) between 0 to yf(y)-g(y)-(f(0)-g(0))= f(y)-g(y)< 0 for all y>0from abovef(y)< g(y) for all y >0 , replace y by xf(x)<g(x) for all x>0sher mohammadb.tech, iit delhi