Mathematics Simplified

Author: Anjali Sharma

Maths is often dreaded as a subject by most of the students. Here is an attempt to simplify various topics in Mathematics and help reduce Maths Phobia.
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Language: en

Genres: Mathematics, Science

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Introduction to Trigonometric Ratios | Episode 9
Wednesday, 27 August, 2025

Confused about which trigonometric functions are positive in different quadrants? In this episode of Mathematics Simplified, we break down the sign convention of trigonometric functions in all four quadrants in the simplest way possible. Learn the logic behind the signs, understand the coordinate plane connection, and remember it forever with the powerful ASTC rule (All Students Take Coffee).By the end of this episode, you’ll never mix up signs of sine, cosine, tangent, and their reciprocals again! Perfect for Class 10, 11, and 12 students, as well as anyone brushing up on trigonometry for competitive exams.✔️ Clear explanation of all 4 quadrants✔️ Easy memory trick (ASTC Rule)✔️ Quick revision for examsStart listening now and make trigonometry easier than ever!