Maharashtra Board Class 11 Maths Part 1 Chapter 2 Trigonometry – I Ex 2.2 Solution
Question 1. A lies in the 2nd quadrant.We know that,B lies in the 4th quadrant, Question 2.If and A, B are angles in the second quadran, then prove that 4cosA + 3 cos B = -5Solution:Since B lies in the second quadrant, cos B < 0 Question 3. Solution: Question 4.Eliminate 0 from the following:i. x … Read more