CBSE Class 12 Maths Deleted Syllabus 2025: Check Topics Not To Prepare for Board Exam

Unit Name

Chapter Name

Deleted Topic

Relations and Functions 

Relations and Functions

composite functions, the inverse of a function

Relations and Functions 

Inverse Trigonometric Functions 

Elementary properties of inverse trigonometric functions

Algebra

Matrices 

Concept of elementary row and column operations. 

Algebra

Determinants

properties of determinants

Calculus

Continuity and Differentiability

• derivative of a composite function
• Rolle’s and Lagrange's Mean Value
• Theorems (without proof) and their geometric interpretation

Calculus

Applications of Derivatives

• tangents and normals
• use of derivatives in approximation

Calculus

Integrals

Definite integrals as a limit of a sum

Calculus

Applications of the Integrals

The area between any of the two above-mentioned curves

Vectors and Three-Dimensional Geometry

Vectors

scalar triple product of vectors

Vectors and Three-Dimensional Geometry

Three - dimensional Geometry

• coplanar  lines
• Cartesian and vector equation of a plane.
• The angle between (i) two lines, (ii) two planes, (iii) a line and a plane. Distance of a point from a plane

Linear Programming

Linear Programming

• different types of linear programming (L.P.) problems
• mathematical formulation of L.P. problems

Probability

Probability

variance of random variable

No.

Units

No. of Periods

Marks

I.

Relations and Functions

30

8

II.

Algebra

50

10

III.

Calculus

80

35

IV.

Vectors and Three-Dimensional Geometry

30

14

V.

Linear Programming

20

5

VI.

Probability

30

8

Total

240

80

Internal Assessment

20