Test SeriesFree PYQsExamsPricing

JEE Main Mathematics question

MathematicsTrigonometric Ratio and IdentitiesJEE Main

If , then the value of is equal to

Answer: (D)

Solution

From : , so . The first four terms group as \cos^4\cos^2$=(x+

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-008377