CLASS-XII
MATHEMATICS (2021-22)
TERM – I
One Paper :90 minutes Max Marks: 40
No. | Units | Marks |
I. | Relations and Functions | 08 |
II. | Algebra | 10 |
III. | Calculus | 17 |
V. | Linear Programming | 05 |
Total | 40 | |
Internal Assessment | 10 |
Total : 50
Unit-I: Relations and Functions
Types of relations: reflexive, symmetric, transitive and equivalence relations. One to one and onto functions.
Definition, range, domain, principal value branch.
Unit-II: Algebra
Concept, notation, order, equality, types of matrices, zero and identity matrix, transpose of a matrix, symmetric and skew symmetric matrices. Operation on matrices: Addition and multiplication and multiplication with a scalar. Simple properties of addition, multiplication and scalar multiplication. Non commutativity of multiplication of matrices, Invertible matrices; (Here all matrices will have real entries).
Determinant of a square matrix (up to 3 x 3 matrices), minors, co-factors and applications of determinants in finding the area of a triangle. Adjoint and inverse of a square matrix. Solving system of linear equations in two or three variables (having unique solution) using inverse of a matrix.
Unit-III: Calculus
Continuity and differentiability, derivative of composite functions, chain rule, derivative of inverse trigonometric functions, derivative of implicit functions. Concept of exponential and logarithmic functions.
Derivatives of logarithmic and exponential functions. Logarithmic differentiation, derivative of functions expressed in parametric forms. Second order derivatives.
Applications of derivatives: increasing/decreasing functions, tangents and normals, maxima and minima (first derivative test motivated geometrically and second derivative test given as a provable tool). Simple problems (that illustrate basic principles and understanding of the subject as well as real life situations).
Unit-V: Linear Programming
Introduction, related terminology such as constraints, objective function, optimization, different types of linear programming (L.P.) problems. Graphical method of solution for problems in two variables, feasible and infeasible regions (bounded), feasible and infeasible solutions, optimal feasible solutions (up to three non-trivial constraints).
INTERNAL ASSESSMENT 10 MARKS | |
Periodic Test | 5 Marks |
Mathematics Activities: Activity file record +Term end assessment of one activity & Viva | 5 Marks |
TERM – II Note: For activities NCERT Lab Manual may be referredOne Paper
Max Marks: 40
No. | Units | Marks |
III. | Calculus | 18 |
IV. | Vectors and Three-Dimensional Geometry | 14 |
VI. | Probability | 8 |
Total | 40 | |
Internal Assessment | 10 |
Total 50
Unit-III: Calculus
Integration as inverse process of differentiation. Integration of a variety of functions by substitution, by partial fractions and by parts, Evaluation of simple integrals of the following types and problems based on them.
$\int \frac{d x}{x^{2} \pm a^{2}} \int \frac{d x}{\sqrt{x^{2} \pm a^{2}}}, \int\frac{d x}{\sqrt{a^{2}-x^{2}}}, \int \frac{d x}{a x^{2}+b x+c}, \int \frac{dx}{\sqrt{a x^{2+b x+c}}}$
$\int \frac{p x+q}{a x^{2}+b x+c} d x, \int \frac{p x+q}{\sqrt{a x^{2+} bx+c}} d x, \int \sqrt{a^{2} \pm x^{2}} d x, \quad \int \sqrt{x^{2}-a^{2}} d x$
Fundamental Theorem of Calculus (without proof).Basic properties of definite integrals and evaluation of definite integrals.
Applications in finding the area under simple curves, especially lines, parabolas; area of circles /ellipses (in standard form only) (the region should be clearly identifiable).
Definition, order and degree, general and particular solutions of a differential equation. Solution of differential equations by method of separation of variables, solutions of homogeneous differential equations of first order and first degree of the type:$\frac{d y}{d x}=f(\mathrm{y} / \mathrm{x})$ Solutions of linear differential equation of the type: $\frac{d y}{d x}+p y=q$ where p and q are functions of x or constant.
Unit-IV: Vectors and Three-Dimensional Geometry
Vectors and scalars, magnitude and direction of a vector. Direction cosines and direction ratios of a vector. Types of vectors (equal, unit, zero, parallel and collinear vectors), position vector of a point, negative of a vector, components of a vector, addition of vectors, multiplication of a vector by a scalar, position vector of a point dividing a line segment in a given ratio. Definition, Geometrical Interpretation, properties and application of scalar (dot) product of vectors, vector (cross) product of vectors.
Direction cosines and direction ratios of a line joining two points. Cartesian equation and vector equation of a line, coplanar and skew lines, shortest distance between two lines. Cartesian and vector equation of a plane. Distance of a point from a plane.
Unit-VI: Probability
Conditional probability, multiplication theorem on probability, independent events, total probability, Bayes’ theorem, Random variable and its probability distribution.
INTERNAL ASSESSMENT | 10 MARKS |
Periodic Test | 5 Marks |
Mathematics Activities: Activity file record +Term end assessment of one activity & Viva | 5 Marks |
Note: For activities NCERT Lab Manual may be referred
Assessment of Activity Work:
In first term any 4 activities and in second term any 4 activities shall be performed by the student from the activities given in the NCERT Laboratory Manual for the respective class
(XI or XII) which is available on the link : http://www.ncert.nic.in/exemplar/labmanuals.htmla record of the same may be kept by the student. A term end test on the activity is to be conducted.
The weightage are as under:
Prescribed Books:
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