Class 10 previous year questions of trigonometry with Solutions Author: Class 10 December 18, 2019 1. What is the value of 2.If tan2A = cot(A-18°) where 2A is an acute angle , find the value of A. 3.If 4 . Find the value of ( cos 48° - sin 42°). 5. Prove that : 6.prove that : 7.prove that : 8.prove that : Comments

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