Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
623 views
in Mathematics by (64.1k points)

The most general value of θ satisfying the equation (cosθ + i sinθ) (cos 22θ + i sin 22θ) …..(cos n2θ + i sin n2θ) = –i, is given by

(a)  [3(4k–1)p] / [n(n+1)(2n+1)]

(b)  [3(4k+1)p] / [n(n+1)(2n+1)]

(c)  [6(2k–1)p] / [n(n+1)(2n+1)]

(d)  [6(2k+1)] / [n(n+1)(2n+1)]

1 Answer

+1 vote
by (61.3k points)
selected by
 
Best answer

Correct option  (a) [3(4k–1)p] / [n(n+1)(2n+1)]

Explanation:

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...