Home
Class 11
MATHS
cotB-cotA=b ,tanA-tanB=a,findcot(A-B)....

`cotB-cotA=b ,tanA-tanB=a`,find`cot(A-B)`.

Text Solution

Verified by Experts

The correct Answer is:
`1/a +1/b`
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRY

    PREMIERS PUBLISHERS|Exercise CHOOSE THE CORRECT ANSWER|62 Videos

  • TRIGONOMETRY

    PREMIERS PUBLISHERS|Exercise SOLUTION TO EXERCISE 3.11|6 Videos

  • SETS,RELATIONS AND FUNCATIONS

    PREMIERS PUBLISHERS|Exercise II. Choose the correct option for the following. (M.C.Q)|35 Videos

  • TWO DIMENSIONAL ANALYTICAL GEOMETRY

    PREMIERS PUBLISHERS|Exercise PROBLEM FOR PRACTICE (CHOOSE THE CORRECT OPTION)|28 Videos

Similar Questions

Explore conceptually related problems

If cos e cA+secA=cos e c B+s e cB , prove that: "tanAtanB"=cot(A+B)/2

If in a Delta ABC ,tanA+tanB+tanC=6, then cotA cotB cotC=

If A+B+C=pi, prove that (tanA)/(tanBdottanC)+(tanB)/(tanAdott a n C)+(tanC)/(tanAdottanB)=tanA+tanB+tanC-2cot A-2cot B-2cot C

If tan x - tany = a and cot y - cot x =b , then cot (x-y) is

If tanB=cot47^(@) , find B.

In triangle A B C , if |1 1 1cotA/2cotB/2cotC/2tanB/2+tanC/2tanB/2+tanA/2tanA/2+tanB/2| then the triangle must be a. equilateral b. isosceles c. obtuse angled d. none of these

In A B C , if cotA+cotB+cotC=0 then find the value of cosAcos BcosC

If A , B , C , D are the angles of a quadrilateral, then (tanA+tanB+tanC+tanD)/(cotA+cotB+cotC+cotD)i se q u a lto: tanAtanBtanCtanD cotAcotBcotCcotD tan^2A+tan^2B+tan^2C+tan^2D sumtanAtanBtanC

Prove that in A B C ,tanA+tanB+tanCgeq3sqrt(3,) where A , B , C are acute angles.

In triangle A B C ,tanA+tanB+tanC=6a n dtanAtanB=2, then the values of tanA ,tanB ,tanC are, respectively (a) 1,2,3 (b) 3,2//3,7//3 (c) 4,1//2 ,3//2 (d) none of these