Find the best way to solve ncert class 10 question of introduction to trigonometry of exercise 8.1 question no.11(3) its so tricky for me . How i solve this question easily and quickly.State whether the following are true or false. Justify your answer.(iii)cos A is the abbreviation used for the cosecant of angle A.
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. State whether the following are true or false. Justify your answer.(iii)cos A is the abbreviation used for the cosecant of angle A. Q.11(3)
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cos A is the abbreviation used for the cosecant of angle A.
Answer: False
Justification: Abbreviation used for cosecant of angle M is cosec M. cos M is the abbreviation used for cosine of angle M.