Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6
Banner 7
Banner 8
Banner 9

Q.

For x>0, if f(x)=∫1xloget(1+t)dt, then f(e)+f1e is equal to

see full answer

Your Exam Success, Personally Taken Care Of

1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya

a

12

b

0

c

1

d

-1

answer is D.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

Detailed Solution

f(x)=∫1xloget1+tdt  f1x=∫11/xlogt1+tdt Put t=1z=∫1x-lnz1+1z-1z2dz=∫1xlnzz(1+z)dz=∫1xlntt(1+t)dt∴f(e)+f1e=∫1elnt1+tdt+∫1elntt(1+t)dt=∫1elnttdt=(lnt)221e=12
Watch 3-min video & get full concept clarity
score_test_img

courses

No courses found

Get Expert Academic Guidance – Connect with a Counselor Today!

best study material, now at your finger tips!

  • promsvg

    live classes

  • promsvg

    progress tracking

  • promsvg

    24x7 mentored guidance

  • promsvg

    study plan analysis

download the app

gplay
mentor

Download the App

gplay
whats app icon
personalised 1:1 online tutoring