CBSE Class 12 Maths Answer Key 2026: The Central Board of Secondary Education (CBSE) conducted the Class 12 Maths Board Exam today, March 9, 2026, from 10:30 AM to 1:30 PM at various centres. According to students intial reactions the overall paper was moderate. However, for some students paper was a bit on the difficult side. The CBSE Class 12th Maths Paper appeared to be lengthy which left students with comparatively less time for 5 marks questions.
Students who appeared for the exam can assess their overall performance through the CBSE Class 12 Maths Answer Key 2026 and detailed exam analysis. According to the recent change, MCQs, Case Studies, and Source-based integrated questions now carry more weight (50%) compared to traditional short and long answer questions.
CBSE Class 12 Maths Answer Key 2026 UnofficialÂ
The paper is divided into five sections: A, B, C, D, and E. A major change is the increased weightage of competency-focused questions, which now make up 50% of the paper. Students can cross-check their answers through the CBSE 12th Maths Answer Key 2026.
SET 2 - code - 65/4/2
| Questions | Answers |
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SECTION - A MULTIPLE CHOICE QUESTIONS 1. The following graph rpresents: |
(B) y=cot-1x |
| 2. Let A =Â | (A) [1/3 , 3] [0 , 4/3] |
| 3. If points (2,3) (0,4), and (p,2) are colinea then value of p is | (C) 4 |
| 4.Differntial of eex with respect to x is: | (C) ex eex |
| 5. The principal value of Sec-1(√2) + 2 Cosec-1(-√2) is | (B) π/4 |
| 6. The distance travelled by a particle in t seconds.. | (A) 4 seconds |
| 7. ∫ dx/ √25 - 16x2 is equal to | (C) 1/4 |
| 8. Find the value of k | (D) -5/4 |
| 9. If f(x)=.. | (D) 2 |
| 10. The area of the region bounded by the curve y = x and x-axis, between x= 0 and x = 2 is: | (A) 2sq.units |
11. The greatest integer function f(x)= |x|, 0, | (B) at only two points |
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| 12. The sum of the order and degree of differential equation: | (D) 4 |
| 13. Find the value of P and Q | (B) P= -8 , q= 20/3 |
| 14. I the graph, the feasible region representing the linear programming.. | (C) q=3p |
| 15. Three points A(0,1,1) B(2,0,-1) C(1,0,3) form triangle ABC. The ar Δ ABC is: | (A) √53/2 sq.unit |
| 16. The region represented by the system of inequations 3x + y ≥ 3, 2x - y ≥  - 5, x, y ≥  0 is: | (A) Unbounded in 1st quadrant |
| 17. Which of the following is not a linear differential equation:Â | (C) |
| 18. The probability that it will rain tomorow in cities A, B, and C.. | (B) 244/250 |
| 19. Assertion (A): If A and B are two square matrices such that AB and BA are defined, then it is not necessary that AB = BA.
Reason (R) : Product of two diagonal matrices of the same order is commutative. |
(B) both assertion and reason are tru but reason is not the corect explanation for assertion. |
| 20. Assertion: A funtion of F... | (A) both assertion and reason are true and reason is correct explanation for assertion |
SET 3 Code 65/5/3
| Questions | Answers |
|
SECTION - A MULTIPLE CHOICE QUESTIONS 1. For any square matrices with real entities.. |
(B) (A - A') is a skew symmetric matrix |
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2. A matrix b=... |
(D) bij = 0 when i ≠j |
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3. If A is non singular mtrix, then which of the following is not true: |
(A) adj A is singular |
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4. If f(x) = { x2 - 4x - 5 / x +1 ... |
(D) -6 |
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5. For the inverse trignometric functions, which of the principle value branch is not correctly defined. |
(D) cosec-1 : R - (-1 , 1) → [ - π/2 , π/2] |
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6. Let A = [ 1 , -3 , 4] [1, 0, 2] and B = ... |
(C) |
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7. if vectors..., represent the two strips of red cross sign placed outside a doctor's clinic, then the value of λ is |
(C) 2/5 |
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8. if 3P(AA) = P(B) = 3/5 and P(A/B) = 2/3, the P(A∪B) = ? |
(D) 2/5 |
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9. If area of triangle ABC wih vertices A(3,1) B(-2, 1) and C(0,k) is 5 square units, then value of k are:Â |
(B) -1/3 |
|
10. ∫ √1 + cosx / 1-cosx dx is equal to |
(A) 2 log | sin x/2 | + c |
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11. 0 ∫1 (6x2 -4x +k) dx = 0, then value of k is: |
(B) 0 |
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12. if position vector P→ of a point (24,n) is such that | P→ | = 25, then the value of n is: |
(D) ±7 |
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13. The order and degree of a differential equaltion y... |
(A) order = 2, degree = 2 |
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14. The corner points of a feasible region determined by the sytem of linear constraints are (0,0) (0,40) (20,40) (60,20) and (60,0). If the objective function of LPP is Z= 4x + 3y, then the maximum value is:Â |
(B) 300 |
|
15. An ant is observed crawling on a sheet of paper along a straight line given by equation y = 2x - 4. Area of the surface covered by the any hounded by x-axis, y-axis and x=1 is :Â |
(B) 3 sq units. |
|
16. The general solution of the differential equation dy / dx = e3x-y is:Â |
(A) 3ey = e3x + C |
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17. Derivatives of cos-1 (sinx + cosx / √2) , -π/4 < x < π/4 with respect to x is: |
(A) -1 |
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18. Absolute minimum valu of f(x) = (x-2)2 + 5 in the interval |-3,2| is:Â |
(c) 5 |
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19. A relation R on the set (1, 2, 3) defined as R = (1, 1), (1, 2), (2, 1), (2, 2), (3, 3)) is an equivalence relation. Reason (R): A relation that is reflexive, symmetric and transitive is an equivalence relation. |
(A) Both assertion and reason are true ans reason is the corect explanation. |
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20. Assertion:  Consider a Linear Programming Problem with minimise Z = x + 2y subject to constraints 2x + y ≥ 3, x + 2y 2 6, x, y ≥ 0 which gives minimum Z at infinitely many points. The corner points of the feasible region are (0, 3) and (6, 0). Reason (R) : If two corner points produce the same minimum value of the objective function, then every point on the line segment joining the points will give the same minimum  value |
(A) Both assertion and reason are true ans reason is the corect explanation. |
SET 1 CODE - 65/2/1
| Questions | Answers |
|
SECTION A - MULTIPLE CHOICE QUESTIONS 1. A relation R on set A = {1,2,3) defined as R = {(1,1), (2,2), (1,2)} is:Â |
(D) Transitive only |
| 2. Â If A and B are square mtrices of same order, then which of the following statemts is/are true: | (C) only iii |
| 3. If A = ... then the value of 3a+b+c is: | (A) 2 |
| 4. If A = [cos x  -sinx ] [sinx  cos x] ... | (C) π/3 |
| 5. For a square matix, A, (3A)-1 is: | (C) 1/A-1 |
| 6. If... = -86, ten find the sm of all possible values of a is:Â | (C) -4 |
| 7. If e-x + e-y = 2, then dy/dx is:Â | (D)-ey-x |
| 8. For f(x) = x+1/x (x≠0) | (C) local maximum value is -2 |
| 9. If...then find the value of a | (A) √3/4 |
| 10. Which of the following expression will give the area of region bunded by the curve y = x2 and line y=16? | (D) |
| 11. The general solution of diffeential equation: | (C) √y - √x = c |
| 12. The integrating factor of the diffeential equation... | (B) 1/√x |
| 13. If...then the sum of greatest and smallest value of  | λa | is: | (C) 10 |
| 14. Vector of magnitude 3 making equal angles with x and y axis and perpedicular to z axis is:Â | (C) |
| 15. Direction consines of the line give by.. | (B) 2/7 , -3/7 , -6/7 |
| 16. In a linear programming problem... | (B) an objective function |
| 17. For the feasible reason shown below... | (D) |
| 18. For two events A and B such that... | (D) |
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19. Assertion and reason For two vectors... |
(A) both assertion and reaso are true and reason is the correct explanation |
|
20. Assertion and reason A line can have direction consines... |
(D) Assertion id false and reason is true. |
CBSE Class 12 Maths Exam Analysis
The detailed exam analysis includes the overall and section-wise difficulty level of the 12th Maths question paper. Students can proceed to check the CBSE Class 12 Maths Exam analysis 2026 for overall performance analysis.Â
| Particulars | Details |
| Overall Difficulty Level | Moderate to Difficult |
| Section A Difficulty Level | Easy to moderate |
| Section B Difficulty Level | Easy to moderate |
| Section C Difficulty Level | Moderate |
| Section D Difficulty Level | Moderate |
| Section E Difficulty Level | Moderate and lengthy |
| Was The Paper Lengthy? | yes |
For the CBSE Class 12 Mathematics exam in the 2026 session, the board shifted toward a competency-based education approach. Students must secure a minimum of 33% marks in the Theory paper and 33% marks in the Internal Assessment separately. Further, students must note that the CBSE Class 12 Maths Answer Key 2026 is just for analysis purposes to calculate the predicted score. For actual marks, students are advised to wait for the actual result.
The CBSE 12 Chemistry Answer Key 2026 (OUT) Detailed Paper Review is now available for students to evaluate their performance in the board examination
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According to most of the students, 60+ is a good score for today’s paper considering how lengthy it was. The first 20 MCQs took most of the time which made students struggle to complete the 5 marks questions. The paper was moderate, lengthy, but doable.
It is important to remember that Class 12 students must pass both the theory exam (80 marks) and the internal assessment (20 marks) separately to be declared successful in the subject. To pass, a student must secure a minimum of 33% marks. At least 26.4 (rounded up to 27) marks for the 0 marks theory paper.
Yes, a majority of students reported that the paper was quite lengthy. The detailed calculations required for 5-mark questions. Several students mentioned that they were still writing until the final bell, with little to no time left for a thorough revision of their answers.
Early feedback from students outside centers suggests the paper was moderate to difficult. The Multiple Choice Questions (Section A) were generally considered approachable. Long-answer questions in Calculus and 3D Geometry were somewhat tricky.
There are mixed reactions from the students:
- According to some students, the paper was moderate to difficult.
- Most of the students were unhappy with the lengthy paper
- Calculus questions were of 35 marks.
- Profitability case-study was out of the box.
The authorities rang the warning bell just now at 1:15 PM signalling students that they only have 15 minutes remaining. Invigilators must be warning students to cross-check their details first and then proceed with further writing. The exam will conclude at 1:30 PM.
Students have 30 minutes to complete their answers. They must be finalizing their answers and cross-checking the calculations. The warning bell will be at 1:15 PM.
According to subject experts, in the ongoing CBSE 2026 Class 12 Math Exam, the number of ‘Long Answer Type Questions’ expected are 4, as per the question papers of the previous years.
The number of ‘Short Answer Type Questions’ expected in the CBSE 2026 Class 12 Math Exam will be 6, according to the past few year's paper analysis by the subject experts.
As per the previous year's question paper analysis, the expected number of ‘Very Short Answer Type Questions’ will be 5 in the CBSE 2026 Class 12 Math Exam.
The number of MCQ questions expected in the CBSE 2026 Class 12 Math Exam will be 20, as per the question papers of the previous years.
In the CBSE Class 12 Math Exam 2026, the marks distribution is mentioned as follows:
- Periodic Assessment: 10 Marks
- Portfolio: 5 Marks
- Subject Enrichment Activities: 5 Marks
The question pattern in the CBSE Class 12 Math Exam 2026 is mentioned as follows:
- Section A: MCQs
- Section B: Very Short Answer-Type Questions
- Section C: Short Answer-Type Questions
- Section D: Long Answer-Type Questions
- Section E: Case-based/ Source-based Questions
The class 12th CBSE Board Maths Exam commenced as per the scheduled time at 10:30 AM. Students were given 15 minutes extra to read the question paper and strategise their answers. The beall rang at 10:30 AM signalling students to start writing their answers.
The following items are strictly prohibited inside the exam center for the CBSE Class 12 Math Exam 2026.
- Electronic gadgets, such as mobile phones, calculators, headphones, etc.
- Written notes, sheets, books, etc.
- Any unnecessary items, such as bags, food items, etc.
The class 12th Maths Exam 2026 will commence in 30 minutes. Students have started entering the examination hall.
For the CBSE Class 12 Math Exam 2026, all the candidates have to bring the following documents mentioned below to the exam center.
- An original admit card.
- A valid school identity card (for regular candidates).
- A photo identity card issued by the government (for private candidates).
All the candidates appearing in the CBSE Class 12 Math Exam 2026 have to follow the guidelines on the day of the exam, as mentioned below:
- Candidates who are appearing in the CBSE Class 12 Math Exam 2026 must reach the exam center at least 1 hour before the beginning of the exam.
- All the candidates appearing in this exam must carry their essential items, such as an admit card, a photo identity card, a pen, a pencil, etc., to the exam center.
- Candidates must follow all the instructions provided by the exam conducting authority inside the exam center.
As per the question papers of the previous years, the expected number of ‘Case/ Source-based Questions’ will be 5 in the CBSE 2026 Class 12 Math Exam. For the CBSE Class 12 Mathematics exam 2026, the board continues its shift toward competency-based education.
In the CBSE Class 12th Math Exam 2026, the chapter-wise weightage of the ‘Linear Programming’ chapter is 6.25%, as per the question papers of the previous years. Therefore, this chapter will account for 5 marks in this exam.
As per the question papers of the previous years, the chapter-wise weightage of the ‘Calculus’ chapter in the CBSE Class 12th Math Exam 2026 is 43.75%. Therefore, this chapter will account for 35 marks in this exam.
The chapter-wise weightage of the ‘Vectors and Three-Dimensional Geometry’ chapter in the CBSE Class 12th Math Exam 2026 is 17.5%, as per the question papers of the previous years. Therefore, this chapter will account for 14 marks in this exam.
In the CBSE Class 12th Math Exam 2026, the chapter-wise weightage of the ‘Algebra’ chapter is 12.5%, as per the question papers of the previous years. Therefore, this chapter will account for 10 marks in this exam.
As per the question papers of the previous years, the chapter-wise weightage of the ‘Relations and Functions’ chapter in the CBSE Class 12th Math Exam 2026 is 10%. Therefore, this chapter will account for 8 marks in this exam.
Here are some last-minute preparation tips for the candidates to score well in the CBSE Class 12 Math Exam 2026.
- Revise all the important topics before the exam.
- Revise all the short notes, formulas, equations, etc.
- Take proper rest on the day before the exam.
In the CBSE Class 12 Math Exam 2026, the following topics mentioned below are important.
- Calculus
- Vectors and Three-Dimensional Geometry
- Algebra
- Probability
The CBSE Class 12 Math Exam 2026 will end at 1:30 PM. Once the exam is over, candidates will be allowed to leave the exam center after submitting their answer booklet.
The CBSE Class 12 Math Exam 2026 will start at 10:30 AM today, 9th March 2026, as per the guidelines of the Central Board of Secondary Education. The exam will continue for 3 hours.
CBSE 12th Maths Exam will take place today March 9, 2026 from 10:30 AM to 1:30 PM. The reporting time for the CBSE Class 12 Math Exam 2026 at the exam center is from 9:00 AM to 10:00 AM. After this time, entry to the exam center will be strictly prohibited.