Question 2 and 3,Review Exercise
Solutions of Question 2 and 3 of Review Exercise of Unit 09: Trigonometric Functions. This is unit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Federal Textbook Board, Islamabad, Pakistan.
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<btn type=“primary”>< Question 1 </btn> <btn type=“success”>Question 4 ></btn>