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deepaksoniGuru

Asked: March 15, 2021In: ICSE

Without using trigonometric tables, evaluate the following (6 to 10): 6. (i) cos2 26o + cos 64o sin 26o + (tan 36o/ cot 54o) (ii) (sec 17o/ cosec 73o) + (tan 68o/ cot 22o) + cos2 44o + cos2 46o

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This question is from the Book- ML Aggarwal Board- ICSE Publication- Avichal Chapter- Trigonometric Identities Chapter number-18 This ques has ...Read more

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deepaksoniGuru

Asked: March 15, 2021In: ICSE

If 12 cosec θ = 13, find the value of (2 sin θ – 3 cos θ)/ (4 sin θ – 9 cos θ)

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This ques has been taken from the Book- ML Aggarwal Board- ICSE Publication- Avichal Chapter 18th Chapter- Trigonometric Identities This has been ...Read more

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deepaksoniGuru

Asked: March 15, 2021In: ICSE

If A is an acute angle and sec A = 17/8, find all other trigonometric ratios of angle A (using trigonometric identities).

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Book- ML Aggarwal Board- ICSE Publication- Avichal Chapter- Trigonometric Identities If A is an acute angle and sec A = 17/8, ...Read more

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Without using trigonometric tables, evaluate the following (6 to 10): 6. (i) cos2 26o + cos 64o sin 26o + (tan 36o/ cot 54o) (ii) (sec 17o/ cosec 73o) + (tan 68o/ cot 22o) + cos2 44o + cos2 46o

If 12 cosec θ = 13, find the value of (2 sin θ – 3 cos θ)/ (4 sin θ – 9 cos θ)

If A is an acute angle and sec A = 17/8, find all other trigonometric ratios of angle A (using trigonometric identities).