Find sec29/cosec61
+2 cot8° cot73 ° cot82 ° – 3 (sin238°+sin252°)
(a) 0
(b) 1
(c) -1
(d) 4
Sol:
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Find sec29/cosec61
+2 cot8° cot73 ° cot82 ° – 3 (sin238°+sin252°)
(a) 0
(b) 1
(c) -1
(d) 4
Sol:
