IIM Lucknow is set to conduct the CAT exam for 2023 on November 26 in 155 cities. Comprising three sections — Verbal Ability and Reading Comprehension, Data Interpretation and Logical Reasoning, and ...

It may be necessary to use Pythagoras' theorem and trigonometry to solve a problem. The trigonometric ratios can be used to solve 3-dimensional problems which involve ...

IN connexion with a boundary-value problem in room acoustics, we were led to consider the following trigonometric series. It has been noted further that certain other trigonometric series encountered ...

Trigonometry is the branch of mathematics that explains the relationship between sides and angles of a triangle. In a right angled triangle the three sides are perpendicular, base and hypotenuse, as ...