Home
Class 10
MATHS
Prove that tan^(2)A/(tan^2A-1)+cosec^(2)...

Prove that `tan^(2)A/(tan^2A-1)+cosec^(2)A/(sec^2A-cosec^2A)=(1)/(1-2cos^(2)A)`

Answer

Step by step text solution for Prove that tan^(2)A/(tan^2A-1)+cosec^(2)A/(sec^2A-cosec^2A)=(1)/(1-2cos^(2)A) by MATHS experts to help you in doubts & scoring excellent marks in Class 10 exams.

Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • INTRODUCTION TO TRIGONOMETRY AND TRIGONOMETRIC IDENTITIES

    OSWAL PUBLICATION|Exercise SELF ASSESSMENT - 2 (I. Objective Type Questions) (VI. Case Study Based Questions )|15 Videos

  • INTRODUCTION TO TRIGONOMETRY AND TRIGONOMETRIC IDENTITIES

    OSWAL PUBLICATION|Exercise NCERT CORNER (Textbook Questions) (Exercise - 8.1)|18 Videos

  • INTRODUCTION TO TRIGONOMETRY AND TRIGONOMETRIC IDENTITIES

    OSWAL PUBLICATION|Exercise SELF ASSESSMENT - 2 (I. Objective Type Questions)(III. Short Answer Type Questions - II)|2 Videos

  • INTRODUCTION TO TRIGONOMETRY

    OSWAL PUBLICATION|Exercise Self - Assessment |15 Videos

  • LINES (IN TWO - DIMENSIONS)

    OSWAL PUBLICATION|Exercise BOARD CORNER (LONG ANSWER TYPE QUESTION)|2 Videos

Similar Questions

Explore conceptually related problems

Prove that : (sec^(2)A-1)("cosec"^(2)A-1)=1

Prove that sec^(2) (tan ^(-1) 3) + cosec^(2)(cot^(-1)2) = 15

Knowledge Check

  • sec^(2)(tan^(-1)2) + "cosec"^(2)(cot^(-1)3)=

    A
    13
    B
    14
    C
    15
    D
    16

    • Similar Questions

    Explore conceptually related problems

    " (1) sec^(2)A+cosec^(2)A=sec^(2)A*cosec^(2)A

    (tan^(2)theta)/(tan^(2)theta-1)+(cosec^(2)theta)/(sec^(2)theta-cosec^(2)theta)=(1)/(sin^(2)theta-cos^(2)theta)

    sec^(2)(tan^(-1)4)+cosec^(2)(cot^(-1)3) =

    sec^(2)(tan^(-1)2) +"cosec"^(2)(cot^(-1)3)=

    prove that: tan^(2) phi+cot^(2) phi+2=sec^(2)phi cosec^(2) phi

    (tan^(2)phi)/(1+tan^(2)phi)+(cosec ^(2)phi)/(sec^(2)phi+cosec^(2)phi)=1

    sec^(2) ( tan^(-1)2) + cosec^(2) ( cot^(-1)3) =

    Home
    Profile