NCERT Solutions for Class 11 Maths

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 .
Sets Class 11 Maths

Class 11 Maths Chapter 4

Syllabus Summary: Process of the proof by induction, motivating the application of the method by looking at natural numbers as the least inductive subset of real numbers. The principle of mathematical induction and simple applications.
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