Question

Y = xlnx ; dy/dx =
(a) 1 + 2lnx
(b) 1 + xlnx
(c) 1 + lnx
(d) 1 - lnx

Answer 1

Answer:

c

Step-by-step explanation:

y=xlnx

d(uv) = uv'+vu'

dy/dx=d/dx(lnx).x+d/dx(x).lnx

= 1/x.x+ logx.1

=1+logx