Question 10(xi-xv), Review Exercise

Solutions of Question 10(xi-xv) 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.

Question 10(xi)

Solution.

Question 10(xii)

Solution.

Question 10(xiii)

Solution.

Question 10(xiv)

Solution.

Question 10(xv)

Solution.

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