tan square 60 degrees + 4 cos square 45 degrees + 4 cosec square degrees + 2 cos square 90 degrees / 2 cosec 30 degrees + 3 sec 30 degrees - 7 upon 3 cot square 30 degrees is equal to
1. 9/31
2. 31/9
3. 21/5
4. none
it is question number 4 in the below pdf
please reply fast
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Vaccines are made by taking viruses or bacteria and weakening them so that they can't reproduce (or replicate) themselves very well or so that they can't replicate at all. Children given vaccines are exposed to enough of the virus or bacteria to develop immunity, but not enough to make them sick.
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tan square 60 degrees + 4 cos square 45 degrees + 4 cosec square degrees + 2 cos square 90 degrees / 2 cosec 30 degrees + 3 sec 30 degrees - 7 upon 3 cot square 30 degrees is equal to
1. 9/31
2. 31/9
3. 21/5
4. none
it is question number 4 in the below pdf
please reply fast
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