Exemplar Problems for Class 11 Maths

Exemplar Problems Class 11 Maths

Ashish Kumar Let’s Learn is India’s First Completely FREE online tuition platform that offers 100% free NCERT Solutions for Class 11 Maths with online expert created deep learning tutorials, pdf notes and assignments.

Each chapter of class 11 maths ncert solutions has defined with ‘Lectures’ having explanations from basic to advance concepts, each every NCERT exercise questions, important questions, supplementary exercise questions and important examples. Our deep learning resources covers all the basic concepts, including the advanced concepts from the boards point of view.

Sets Class 11 Maths

Class 11 Maths Chapter 3

Syllabus Summary: Positive and negative angles. Measuring angles in radians and in degrees and conversion from one measure to another. Definition of trigonometric functions with the help of unit circle. Truth of the identity sin^{2}x+cos^{2}x=1 , for all x. Signs of trigonometric functions. Domain and range of trigonometric functions and their graphs. Expressing sin (x ± y) and cos (x ± y) in terms of sinx, siny, cosx & cosy and their simple applications. Deducing identities. Identities related to sin2x, cos2x, tan2x, sin3x, cos3x and tan3x. General solution of trigonometric equations of the type siny = sina , cosy = cosa and tany = tana .