find the value of cosec 1020
Answers
Answered by
0
Answer:
2/√3
Step-by-step explanation:
cosec 1020=1/sin 1020
=1/sin(990 + 30)
=1/sin(90×11 + 30)
=1/cos30
=sec30
=2/√3
Answered by
1
Step-by-step explanation:
Cosec 1020=cosec (1080-60)
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