JEE Advanced 2022 Paper 2 Mathematics Q9

Mathematics

Problem

Let PQRS be a quadrilateral in a plane, where QR=1, ∠PQR=∠QRS=70°, ∠PQS=15° and ∠PRS=40°. If ∠RPS=θ°, PQ=α and PS=β, then the interval(s) that contain(s) the value of 4αβ sinθ° is/are

Browse the problem library