JEE Main Mathematics question

MathematicsTrigonometric Ratio and IdentitiesJEE Main

Consider the following statements: 1. If and , then . 2. If , , then . 3. If , then is equal to . Which of the statements given above are correct?

Answer: (A)

Solution

(1) , so . CORRECT. (2) Componendo–dividendo on gives , so

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-008163