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Ex 8.3
Ex 8.3, 1 (ii) Important Deleted for CBSE Board 2023 Exams
Ex 8.3, 1 (iii) Deleted for CBSE Board 2023 Exams
Ex 8.3, 1 (iv) Important Deleted for CBSE Board 2023 Exams
Ex 8.3, 2 (i) Important Deleted for CBSE Board 2023 Exams
Ex 8.3, 2 (ii) Deleted for CBSE Board 2023 Exams
Ex 8.3, 3 Deleted for CBSE Board 2023 Exams
Ex 8.3, 4 Deleted for CBSE Board 2023 Exams
Ex 8.3, 5 Important Deleted for CBSE Board 2023 Exams
Ex 8.3, 6 Important Deleted for CBSE Board 2023 Exams
Ex 8.3, 7 Deleted for CBSE Board 2023 Exams You are here
Last updated at March 28, 2023 by Teachoo
Ex 8.3, 7 Express sin 67 + cos 75 in terms of trigonometric ratios of angles between 0 and 45 . sin 67 + cos 75 = sin (90 23) + cos (90 15) = cos 23 + sin 15 Hence required value is cos 23 + sin 15