(v) 2 tan-1
1 / 3
+tan-1
1 / 7
=
π / 4


Solution



,

Reach Us

SERVICES

  • ACADEMIC
  • ON-LINE PREPARATION
  • FOUNDATION & CRASH COURSES

CONTACT

B-54, Krishna Bhawan, Parag Narain Road, Near Butler Palace Colony Lucknow
Contact:+918081967119