Home
Class 11
MATHS
If cot^(-1)((n^(2)-10n+21.6)/(pi))gt(pi)...

If `cot^(-1)((n^(2)-10n+21.6)/(pi))gt(pi)/6, n in N ` then n can be

A

3

B

2

C

4

D

8

Text Solution

Verified by Experts

The correct Answer is:
A, C, D
Promotional Banner

Topper's Solved these Questions

  • INVERSET TRIGONOMETRIC FUNCTIONS

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE -III LEVEL -II (ADVANCED) MORE THAN ONE CORRECT ANSWER TYPE QUESTIONS)12|1 Videos

  • INVERSET TRIGONOMETRIC FUNCTIONS

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE -III LEVEL -II (ADVANCED) LINKED COMPREHENSION TYPE QUESTIONS)13|1 Videos

  • INVERSET TRIGONOMETRIC FUNCTIONS

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE -III LEVEL -II (ADVANCED) MORE THAN ONE CORRECT ANSWER TYPE QUESTIONS)10|1 Videos

  • INVERSE TRIGONOMETRIC FUNCTIONS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|37 Videos

  • LIMITS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|143 Videos

Similar Questions

Explore conceptually related problems

If "cot"^(-1)n/(pi)gt(pi)/6n in N then the maximum value of n is

If cot^(-1)""n/pi gt pi/6, n in N , then the maximum value of n is

A : The general solution of sin x = -1 is n pi + (-1)^(n)(3pi)/(2), n in Z R : The principal solution of sin x = 0 lies in [-pi//2, pi//2]

S_(1) : If tan p theta = cot q theta " then " theta = ((2 n + 1) pi)/( p (P + q)), n in Z S_(2) : If tan (pi sin theta ) = cot (pi cos theta) , " then " sin (theta + (pi)/(4)) = pm (1)/(2 sqrt(2))

If sum_(r=1)^(n) a_(r) = (n (n+1)(n+2) )/( 6) AA n ge 1 , then Lt_(n to oo) sum_(r=1)^(n) (1)/( a_r)=

If the period of ( cos ( sin(nx)))/(tan""(x//n)), n in N is 6pi then n=

I : The solution of 7 sin^(2)x + 3 cos^(2)x=4 is {n pi pm pi//6 : n in Z} II : The solution of tan^(2)theta = 3 is {n pi pm pi//3 : n in Z}

I : If sin((pi)/(4)cot theta)=cos ((pi)/(4)tan theta) then theta = n pi+pi//4, n in Z II : If tan ((pi)/(2)sin theta)=cot((pi)/(2)cos theta) then sin (theta + (pi)/(4))= pm (1)/(sqrt(2))

If n is a non zero rational number then show that 1 + n/2 + (n (n - 1))/(2.4) + (n(n-1)(n - 2))/(2.4.6) + ….. = 1 + n/3 + (n (n + 1))/(3.6) + (n (n + 1) (n + 2))/(3.6.9) + ….

AAKASH SERIES-INVERSET TRIGONOMETRIC FUNCTIONS-LECTURE SHEET (EXERCISE -III LEVEL -II (ADVANCED) MORE THAN ONE CORRECT ANSWER TYPE QUESTIONS)11
  1. If cot^(-1)((n^(2)-10n+21.6)/(pi))gt(pi)/6, n in N then n can be

    Text Solution

    |