CBSE Class 12 Maths Deleted Syllabus 2025-26: Check Chapter-Wise List of Deleted Topics

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

Chapter

Page No.

Dropped Topics/Chapters

7: Integrals

290–291, 293–298, 298–299, 613–616

7.2.1 Geometrical Interpretation of Indefinite Integral, 

7.2.3 Comparison between Differentiation and Integration, 

7.8.3 Type of Integral, 

7.7.1 Definite Integral as the Limit of a Sum

7: Integrals

Ques. 19, 32, 40, and 44 (Exercise 7.1), 

Ques. 2 in the Summary, (xiv) and (xv) in Some Standard Integrals

8: Application of Integrals

363–365, 366–372, 373–376, 377

8.2.1 The Area of the Region Bounded by a Curve and a Line; 

Ques. 3 and 6–11 (Exercise 8.1)

8: Application of Integrals

8.3 Area between Two Curves (Examples 11, 13, and 14), 

Ques. 2–3, 6–7, 8–15, 18–19 (Miscellaneous Exercise), Last Two Points of the Summary

9: Differential Equations

385–391, 415, 420–422

9.4 Formation of Differential Equations whose General Solution is Given (Example 25), 

Ques. 3, 5, and 15 (Miscellaneous Exercise), Point Six of the Summary

10: Vector Algebra

618–619, 619–622

10.7 Scalar Triple Product, 

10.7.1 Coplanarity of Three Vectors

11: Three-Dimensional Geometry

465, 469–471, 477–478, 479–497, 497–499, 500–501, 502–503

11.2.1 Relation between the Direction Cosines of a Line, 

11.5.2 Equation of a Line Passing through Two Given Points (Ques. 8–9 in Exercise 11.2)

11: Three-Dimensional Geometry

11.6 Plane, 

11.7 Coplanarity of Two Lines, 

11.8 Angle between Two Planes, 

11.9 Distance of a Point from a Line, 

11.10 Angle between a Line and a Plane, 

Ques. 1, 2, 5, 7–8, 10–19, 21–23 (Miscellaneous Exercise), 

Summary Points 13, 20–24

12: Linear Programming

514–527, 528–529

12.3 Different Types of Linear Programming Problems (Summary Points 2–9)

13: Probability

557–558, 558–559, 559–564, 565–571, 572–578, 579–581, 583, 585–586

13.6 Random Variables and its Probability Distributions (Examples 22 and 23), 

13.6.1 Probability Distribution of a Random Variable, 

13.6.2 Mean of Random Variables, 

13.6.3 Variance of a Random Variable, 

13.7 Bernoulli Trials and Binomial Distribution (Example 34 and 35), 

Ques. 5–7, 9–11 (Miscellaneous Exercise), Last 3 Points of the Summary

Answers

594, 596–599, 601, 604–612

Answers of Exercises 7.1, 8.1, 11.1 & 13.1

CBSE Class 12 Deleted Syllabus 2025-26: All Subjects