If sin7x=cos11x, then the value of ta...

If `sin7x=cos11x`, then the value of `tan9x+cot9x` is

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:

B

Topper's Solved these Questions

TRIGONOMETRY
KIRAN PUBLICATION|Exercise TYPE -III|90 Videos
TRIGONOMETRY
KIRAN PUBLICATION|Exercise TYPE -IV|22 Videos
TRIGONOMETRY
KIRAN PUBLICATION|Exercise TEST YOURSELF|25 Videos
TIME AND WORK
KIRAN PUBLICATION|Exercise TEST YOURSELF|25 Videos

Similar Questions

Explore conceptually related problems

If cos x -sin alpha cot beta sin x=cos alpha then the value of tan x/2 is

If 5(tan^(2)x-cos^(2)x)=2cos2x+9, then the value of cos4x is

5(tan^(2)x-cos^(2)x) = 2cos2x +9 , then the value of cos4x is:

If sin 7x = cos 11x , 0^(@) lt x lt 90^(@) , then the value of tan 9x is:

If 5(tan^(2)x-cos^(2)x)=2cos2x+9, then the value of cos4x is: (2)/(9)(2)-(7)/(9)(3)-(3)/(5)(4)(1)/(3)

If sin x+sin^(2)x=1, then the value of cos^(2)x+cos^(4)x+cot^(4)x-cot^(2)x is

What is the value of (tan A + cot A) sin A x cos A ?

If sin x+sin^(2)x=1 then the value of cos^(2)x+cos^(4)x+cot^(4)x-cot^(2)x is

KIRAN PUBLICATION-TRIGONOMETRY -TYPE - II

If alpha+beta=90^(@),then the value of (1-sin^(2)alpha)(1-cos^(2)alph...
Text Solution
|
The minium value of 4tan^(2)theta+9cot^(2)theta is equal to
Text Solution
|
If sin7x=cos11x, then the value of tan9x+cot9x is
Text Solution
|
If tan^(2)alpha=1+2tan^(2)beta, then sqrt(2)cosalpha+cosbeta is equal ...
Text Solution
|
If theta be acute angle and costheta=(15)/(17) , then the value of ...
Text Solution
|
If sec^(2)theta+tan^(2)theta=(7)/(12), then sec^(4)theta-tan^(4)theta=...
Text Solution
|
If 0lt xlt(pi)/(2)andsecx= "cosecy" then the value of sin(x+y) is :
Text Solution
|
If A, B and C be the angles of a triangle, then which of the following...
Text Solution
|
If sinalpha+cosbeta=2(o^(@)lebetaltalphale90^(@)) , then sin((2alpha...
Text Solution
|
If cos^(4)theta-sin^(4)theta=(2)/(3) , then the value of 2cos^(2)...
Text Solution
|
If sinalphasec(30^(@)+alpha)=1(0^(@)ltalphalt60^(@)), then find the va...
Text Solution
|
If tantheta=1, then the value of (8sintheta+5cos theta)/(sin^(3)thet...
Text Solution
|
If theta be a positive acute angle satisfying cos^(2)theta+cos^(4)...
Text Solution
|
The simplified value of (SecA-cosA)^(2)+("cosec" A-sinA)^(2)-(cotA-t...
Text Solution
|
If sintheta-costheta=(7)/(13)and0ltthetalt90^(@) , then the value of ...
Text Solution
|
If 2costheta-sintheta=(1)/(sqrt(2)),(0^(@)ltthetalt90^(@))the value o...
Text Solution
|
If sec^(2)theta+tan^(2)theta=7 , then the value of theta
Text Solution
|
The simplified value of (secxsecy+tanxtany)^(2)-(secxtany+tanxsecy)^...
Text Solution
|
If A=sin^(2)theta+cos^(4)theta, for any value of theta , then the ...
Text Solution
|
ABC is a right angled triangle with angleA=90^(@) .Then the value...
Text Solution
|