Home
Class 12
MATHS
Number of solution of sum(r=1)^(5) cos ...

Number of solution of ` sum_(r=1)^(5) cos rx = 5 ` in the interval `[0, 4 pi]` is :

A

0

B

2

C

3

D

7

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRIC EQUATIONS

    VK JAISWAL ENGLISH|Exercise Exercise-2 : One or More than One Answer is/are Correct|11 Videos

  • TRIGONOMETRIC EQUATIONS

    VK JAISWAL ENGLISH|Exercise Exercise-3 : Comprehension Type Problems|3 Videos

  • STRAIGHT LINES

    VK JAISWAL ENGLISH|Exercise Exercise-5 : Subjective Type Problems|10 Videos

  • VECTOR & 3DIMENSIONAL GEOMETRY

    VK JAISWAL ENGLISH|Exercise Exercise-5 : Subjective Type Problems|13 Videos

Similar Questions

Explore conceptually related problems

Number of solutions of sum_(r = 1)^5 cos rx = 5 in the interval [0,4pi] is

The number of solutions of sum_(r=1)^5cosrx=5 in the interval [0,2pi] is (a) 0 (b) 2 (c) 5 (d) 10

The number of solutions of sum_(r=1)^5cosrx=5 in the interval [0,2pi] is 0 (b) 2 (c) 5 (d) 10

The number of solutions of sum_(r=1)^6 cos(rx)=6 in

The number of solution of the equation Sigma_(r=1)^(5)cos(rx)=0 lying in (0, pi) is

The number of solution of |cos x| =sin x in the interval 0 lt x lt 4pi is _________

The number of solutions of the equation tan x+secx=2 cos x lying in the interval [0, 5pi] is

The number of solutions of the equation log_(sqrt2sin x)(1+cosx)=2 in the interval [0, 5pi] is

Find the number of solutions of sin^(2) x cos^(2)x=1+cos^(2)x+sin^(4) x in the interval [0,pi]

Find the number of solution of sin^2xcos^2x=1+cos^2xsin^4x in the interval [0,2pi]dot