Home
Class 10
MATHS
cot 15^(@)=…………….....

`cot 15^(@)`=……………..

A

`2 + sqrt 3`

B

`2 - sqrt 3`

C

`sqrt 2`

D

`sqrt 3 - 1`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • APPLICATIONS OF TRIGNOMETRY

    BEYOND PUBLICATION|Exercise EXERCISE|127 Videos

  • CO-ORDINATE GEOMETRY

    BEYOND PUBLICATION|Exercise EXERCISE|246 Videos

Similar Questions

Explore conceptually related problems

cot (A+15^(@))- tan(A-15^(@))=

Show that cot(A+15^(@))-tan(A-15^(@))=(4cos2A)/(1+2sin2A) deduce that cot15^(@)=2+sqrt(3)

The angle of elevation of a stationar cloud from a point 2500 m above a lake is 15^(@) and from the same point the angle of depression of its reflectin in the lake is 45^(@) . The height (in meters) of the cloud above the lake, given that cot15^(@)=2+sqrt3 , is

cot 16^(@) cot 44^(@) + cot 44^(@) cot 76^(@) - cot 76^(@) cot 16^(@)=

A quadratic equation whose roots are tan15^(@) and cot15^(@) is

Prove that Cot15^(@)=2+sqrt(3)=Tan75^(@)

A=tan 15^(0)+cot15^(0),B= tan 22(1^(0))/(2)+cot 22(1^(0))/(2) and C= sin 54^(0)-sin 18^(0) then the ascending order of A,B C is