 # CBSE Class 12 Maths Deleted Syllabus Portion for 2020-21

The Central Board of Secondary Education (CBSE) slashed 30 per cent of the syllabus for the year 2020-21 for classes 9 to 12 because of the reduction in classroom teaching time due to the COVID-19 pandemic and lockdown.

The Board in its official notice also stated that though 30% of the syllabus is cut from the new academic year 2020-21, teachers should ensure that students understand these topics so that they can use the information in connection with other topics.

The Board also made this clear that the deleted portions of the CBSE syllabus will not be included in the internal assessments or the year-end

The question paper is designed in accordance with the syllabus. If students have studied thoroughly and covered all the topics of syllabus then they can easily score decent marks. Most of the students make mistakes by diving into the subject without going through the syllabus.

Knowing the CBSE revised syllabus for Class 12 Maths for the academic year 2020-2021 plays a crucial role as students get familiarize with the course content. It will also help students to plan their studies in advance.

Mathematics subjects of CBSE Class 12 is scoring subject,so its needed to study smarter and practice more,and do follow the CBSE prescribed syllabus,for more download CBSE revised Maths syllabus from below

Students must refer it whenever they sit for studies. This CBSE Syllabus pdf will help students tracking a record of what all topics they have covered till now what they have to cover.

## CBSE class 12 Maths syllabus 2020-21

### Unit 1: Relations and Functions

Chapter – 1. Relations and Functions

SYLLABUS REDUCED – composite functions, inverse of a function.

Chapter – 2. Inverse Trigonometric Functions

SYLLABUS REDUCED – Graphs of inverse trigonometric functions

Elementary properties of inverse trigonometric functions

### Unit 2: Algebra

Chapter – 1. Matrices

SYLLABUS REDUCED – existence of non-zero matrices whose product is the zero matrix.

Concept of elementary row and column operations.

proof of the uniqueness of inverse, if it exists.

Chapter – 2. Determinants

SYLLABUS REDUCED – properties of determinants

Consistency, inconsistency and number of solutions of system of linear equations by examples,

### Unit-III: Calculus

Chapter – 1. Continuity and Differentiability

SYLLABUS REDUCED – Rolle’s and Lagrange’s Mean Value Theorems (without proof) and  their geometric interpretation.

Chapter – 2. Applications of Derivatives

SYLLABUS REDUCED – rate of change of bodies, use of derivatives in approximation

Chapter – 3. Integrals

SYLLABUS REDUCED –

Definite integrals as a limit of a sum

Chapter – 4. Applications of the Integrals

SYLLABUS REDUCED – Area between any of the two above said curves

Chapter – 5. Differential Equations

SYLLABUS REDUCED – formation of differential equation whose general solution is given.

Solutions of linear differential equation of the type: dx/dy +px=q,where p and q are functions of y or constants.

### Unit-IV: Vectors and Three Dimensional Geometry

Chapter – 1. Vectors

SYLLABUS REDUCED – scalar triple product of vectors.

Chapter – 2. Three – dimensional Geometry

SYLLABUS REDUCED – Angle between (i) two lines, (ii) two planes, (iii) a line and a plane

### Unit-V: Linear Programming

Chapter – 1. Linear Programming

SYLLABUS REDUCED – mathematical formulation of L.P. problems (unbounded)

### Unit-VI: Probability

Chapter – 1. Probability

mean and variance of random variable. Binomialprobability distribution.\

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