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deepaksoni
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Asked: 2021-03-16T01:48:43+05:30 In:

(i) (1 + cosec A)/ cosec A = cos2 A/ (1 – sin A) (ii) root{(1-cosA/(1+cosA)} =sinA/(1+cosA)

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This question has been taken from the Book- ML Aggarwal

Board- ICSE

Publication- Avichal

Chapter- Trigonometric Identities

Chapter number-18

(i) (1 + cosec A)/ cosec A = cos2 A/ (1 – sin A) (ii) root{(1-cosA/(1+cosA)} =sinA/(1+cosA)

Trigonometric Identities, class 10th, chapter 18th, question no 22 , ICSE board, ML aggarwal..

icseml aggarwaltrigonometric identities
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      Solution:

      ML Aggarwal Solutions for Class 10 Chapter 18 - 29

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