# CBSE Sample Papers Class 12 Mathematics 2023

## myCBSEguide App

CBSE, NCERT, JEE Main, NEET-UG, NDA, Exam Papers, Question Bank, NCERT Solutions, Exemplars, Revision Notes, Free Videos, MCQ Tests & more.

CBSE Sample Papers Class 12 Mathematics 2023 The new marking scheme and blueprint for class 12 have been released by CBSE. We are providing Mathematics sample papers for class 12 CBSE board exams. Sample Papers are available for free download in myCBSEguide app and website in PDF format. CBSE Sample Papers Class 12 Mathematics With Solutions of 10+2 Mathematics are made available by CBSE board exams are over. CBSE marking scheme and blue print is provided along with the Sample Papers. This helps students find answer the most frequently asked question, How to prepare for CBSE board exams. CBSE Sample Papers of class 12 Mathematics for 2023 Download the app today to get the latest and up-to-date study material. CBSE sample paper for class 12 Mathematics with questions and answers (solution).

Sample Papers of Class 12 Maths 2023 with solution

## CBSE Sample Papers Class 12 Mathematics 2023

CBSE Class 12
Mathematics (Code No. 041)
(Sample Paper 2022-23)

Time Allowed: 3 Hours
Maximum Marks: 80

General Instructions:

1. This Question paper contains – five sections A, B, C, D and E. Each section is compulsory. However, there are internal choices in some questions.
2. Section A has 18 MCQ’s and 02 Assertion-Reason based questions of 1 mark each.
3. Section B has 5 Very Short Answer (VSA)-type questions of 2 marks each.
4. Section C has 6 Short Answer (SA)-type questions of 3 marks each.
5. Section D has 4 Long Answer (LA)-type questions of 5 marks each.
6. Section E has 3 source based/case based/passage based/integrated units of assessment (4 marks each) with sub parts.

### Class 12 Maths Sample Paper SECTION A

(Multiple Choice Questions)
Each question carries 1 mark

1. If A = [aij] is a skew-symmetric matrix of order n, then
1. {tex}a_{i j}=\frac{1}{a_{j i}} \forall i, j{/tex}
2. {tex}a_{i j} \neq 0 \forall i, j{/tex}
3. aij = 0, where i = j
4. aij {tex}\ne{/tex} 0, where i = j
2. If A is a square matrix of order 3, |A’| = -3, then |AA’| =
1. 9
2. -9
3. 3
4. -3
3. The area of a triangle with vertices A, B, C is given by
1. {tex}|\vec{A B} \times \vec{A C}|{/tex}
2. {tex}\frac{1}{2}|\vec{A B} \times \vec{A C}|{/tex}
3. {tex}\frac{1}{4}|\vec{A C} \times \vec{A B}|{/tex}
4. {tex}\frac{1}{8}|\vec{A C} \times \vec{A B}|{/tex}
4. The value of ‘k’ for which the function f(x) ={tex}\left\{\begin{array}{c} \frac{1-\cos 4 x}{8 x^2}, \text { if } x \neq 0 \\ k, \text { if } x=0 \end{array}\right.{/tex} is continuous at x = 0 is
1. 0
2. -1
3. 1
4. 2
5. If f'(x) = {tex}x+\frac{1}{x}{/tex}, then f(x) is
1. x2 + log |x| + C
2. {tex}\frac{x^2}{2}+\log |x|+C{/tex}
3. {tex}\frac{x}{2}+\log |x|+C{/tex}
4. {tex}\frac{x}{2}-\log |x|+C{/tex}
6. If m and n, respectively, are the order and the degree of the differential equation{tex}\frac{d}{d x}\left[\left(\frac{d y}{d x}\right)\right]^4{/tex} = 0, then m + n =
1. 1
2. 2
3. 3
4. 4
7. The solution set of the inequality 3x + 5y < 4 is
1. an open half-plane not containing the origin.
2. an open half-plane containing the origin.
3. the whole XY-plane not containing the line 3x + 5y = 4.
4. a closed half plane containing the origin.
8. The scalar projection of the vector {tex}3 \hat{\imath}-\hat{\jmath}-2 \hat{k}{/tex} on the vector {tex}\hat{\imath}+2 \hat{\jmath}-3 \hat{k}{/tex} is
1. {tex}\frac{7}{\sqrt{14}}{/tex}
2. {tex}\frac{7}{{14}}{/tex}
3. {tex}\frac{6}{{13}}{/tex}
4. {tex}\frac{7}{{2}}{/tex}
9. The value of {tex}\int_2^3 \frac{x}{x^2+1} d x{/tex} is
1. log 4
2. log {tex}\frac{3}{2}{/tex}
3. {tex}\frac{1}{2}{/tex} log 2
4. log {tex}\frac{9}{4}{/tex}
10. If A, B are non-singular square matrices of the same order, then (AB-1)-1 =
1. A-1B
2. A-1B-1
3. BA-1
4. AB-1
11. The corner points of the shaded unbounded feasible region of an LPP are (0, 4), (0.6, 1.6) and (3, 0) as shown in the figure. The minimum value of the objective function Z = 4x + 6y occurs at

1. (0.6, 1.6) only
2. (3, 0) only
3. (0.6, 1.6) and (3, 0) only
4. at every point of the line-segment joining the points (0.6, 1.6) and (3, 0)
12. If {tex}\left|\begin{array}{ll} 2 & 4 \\ 5 & 1 \end{array}\right|=\left|\begin{array}{cc} 2 x & 4 \\ 6 & x \end{array}\right|{/tex}, then the possible value(s) of ‘x’ is/are
1. 3
2. {tex}\sqrt{3}{/tex}
3. {tex}-\sqrt{3}{/tex}
4. {tex}\sqrt{3},-\sqrt{3}{/tex}
13. If A is a square matrix of order 3 and |A| = 5, then |adj A| =
1. 5
2. 25
3. 125
4. {tex}\frac 15{/tex}
14. Given two independent events A and B such that P(A) = 0.3, P(B) = 0.6 and {tex}\mathrm{P}\left(A^{\prime} \cap B^{\prime}\right){/tex} is
1. 0.9
2. 0.18
3. 0.28
4. 0.1
15. The general solution of the differential equation ydx – xdy = 0 is
1. xy = C
2. x = Cy2
3. y = Cx
4. y = Cx2
16. If y = sin-1 x, then (1 – x2)y2 is equal to
1. xy1
2. xy
3. xy2
4. x2
17. Q17. If two vectors {tex}\vec{a}{/tex} and {tex}\vec{b}{/tex} are such that {tex}|\vec{a}|=2,|\vec{b}|=3{/tex} and {tex}\vec{a} \cdot \vec{b}=4{/tex}, then {tex}|\vec{a}-2 \vec{b}|{/tex} is equal to
1. {tex}\sqrt{2}{/tex}
2. {tex}2 \sqrt{6}{/tex}
3. 24
4. {tex}2 \sqrt{2}{/tex}
18. P is a point on the line joining the points A(0, 5, -2) and B(3, -1, 2). If the x-coordinate of P is 6, then its z-coordinate is
1. 10
2. 6
3. -6
4. -10

ASSERTION-REASON BASED QUESTIONS

In the following questions, a statement of assertion (A) is followed by a statement of Reason (R). Choose the correct answer out of the following choices.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.

1. Assertion (A): The domain of the function sec-1 2x is {tex}\left(-\infty,-\frac{1}{2}\right] \cup\left[\frac{1}{2}, \infty\right){/tex}
Reason (R): sec-1 (2) = {tex}-\frac{\pi}{4}{/tex}
2. Assertion (A): The acute angle between the line {tex}\vec{r}=\hat{\imath}+\hat{\jmath}+2 \hat{k}+\lambda(\hat{\imath}-\hat{\jmath}){/tex} and the x-axis is {tex}\frac{\pi}{4}{/tex}.
Reason (R): The acute angle {tex}\theta{/tex} between the lines {tex}\vec{r}=x_1 \hat{\imath}+y_1 \hat{\jmath}+z_1 \hat{k}+\lambda\left(a_1 \hat{\imath}+b_1 \hat{\jmath}+c_1 \hat{k}\right){/tex} and {tex}\vec{r}=x_2 \hat{\imath}+y_2 \hat{\jmath}+z_2 \hat{k}+\mu\left(a_2 \hat{\imath}+b_2 \hat{\jmath}+c_2 \hat{k}\right){/tex} is given by cos {tex}\theta{/tex} = {tex}\frac{\left|a_1 a_2+b_1 b_2+c_1 c_2\right|}{\sqrt{a_1^2+b_1{ }^2+c_1{ }^2} \sqrt{a_2{ }^2+b_2{ }^2+c_2{ }^2}}{/tex}

### Class 12 Maths Sample Paper SECTION B

This section comprises of very short answer type-questions (VSA) of 2 marks each

1. Find the value of sin-1[sin({tex}\frac{13\pi}{7}{/tex})]

OR

Prove that the function f is surjective, where f: N {tex}\to{/tex} N such that
f(n) = {tex}\left\{\begin{array}{l} \frac{n+1}{2}, \text { if } n \text { is odd } \\ \frac{n}{2}, \text { if } n \text { is even } \end{array}\right.{/tex}

2. A man 1.6 m tall walks at the rate of 0.3 m/sec away from a street light that is 4 m above the ground. At what rate is the tip of his shadow moving? At what rate is his shadow lengthening?
3. If {tex}\vec{a}=\hat{\imath}-\hat{\jmath}+7 \hat{k}{/tex} and {tex}\vec{b}=5 \hat{\imath}-\hat{\jmath}+\lambda \hat{k}{/tex}, then find the value of {tex}\lambda{/tex} so that the vectors {tex}\vec{a}+\vec{b}{/tex} and {tex}\vec{a}-\vec{b}{/tex} are orthogonal.

OR

Find the direction ratio and direction cosines of a line parallel to the line whose equations are 6x – 12 = 3y + 9 = 2z – 2.

4. If {tex}y \sqrt{1-x^2}+x \sqrt{1-y^2}{/tex} = 1, then prove that {tex}\frac{d y}{d x}=-\sqrt{\frac{1-y^2}{1-x^2}}{/tex}
5. Find |{tex}\vec x{/tex}| if {tex}(\vec{x}-\vec{a}) \cdot(\vec{x}+\vec{a}){/tex} = 12, where {tex}\vec a{/tex} is a unit vector.

### Class 12 Maths Sample Paper SECTION C

(This section comprises of short answer type questions (SA) of 3 marks each)

1. Find: {tex}\int \frac{d x}{\sqrt{3-2 x-x^2}}{/tex}
2. Three friends go for coffee. They decide who will pay the bill, by each tossing a coin and then letting the “odd person” pay. There is no odd person if all three tosses produce the same result. If there is no odd person in the first round, they make a second round of tosses and they continue to do so until there is an odd person. What is the probability that exactly three rounds of tosses are made?

OR

Find the mean number of defective items in a sample of two items drawn one-by-one without replacement from an urn containing 6 items, which include 2 defective items. Assume that the items are identical in shape and size.

3. Evaluate: {tex}\int_{\pi / 6}^{\pi / 3} \frac{d x}{1+\sqrt{\tan x}}{/tex}

OR

Evaluate: {tex}\int_0^4|x-1| d x{/tex}

4. Solve the differential equation: ydx + (x – y2)dy = 0

OR

Solve the differential equation: xdy – ydx = {tex}\sqrt{x^2+y^2} d x{/tex}

5. Solve the following Linear Programming Problem graphically:
Maximize Z = 400x + 300y subject to x + y {tex}\le{/tex} 200, x {tex}\le{/tex} 40, x {tex}\ge{/tex} 20, y {tex}\ge{/tex} 0
6. Find {tex}\int \frac{\left(x^3+x+1\right)}{\left(x^2-1\right)} d x{/tex}

### Class 12 Maths Sample Paper SECTION D

(This section comprises of long answer-type questions (LA) of 5 marks each)

1. Make a rough sketch of the region {(x, y): {tex}0 \leq y \leq x^2, 0 \leq y \leq x, 0 \leq x \leq 2{/tex}} and find the area of the region using integration.
2. Define the relation R in the set N {tex}\times{/tex} N as follows:
For (a, b), (c, d) {tex}\in{/tex}{tex}\times{/tex} N, (a, b) R (c, d) iff ad = bc. Prove that R is an equivalence relation in N {tex}\times{/tex} N.

OR

Given a non-empty set X, define the relation R in P(X) as follows:
For A, B {tex}\in {/tex} P(X), (A, B) {tex}\in {/tex} R iff A {tex}\subset{/tex} B. Prove that R is reflexive, transitive and not symmetric.

3. An insect is crawling along the line {tex}\vec{r}=6 \hat{\imath}+2 \hat{\jmath}+2 \hat{k}+\lambda(\hat{\imath}-2 \hat{\jmath}+2 \hat{k}){/tex} and another insect is crawling along the line {tex}\vec{r}=-4 \hat{\imath}-\hat{k}+\mu(3 \hat{\imath}-2 \hat{\jmath}-2 \hat{k}){/tex}. At what points on the lines should they reach so that the distance between them is the shortest? Find the shortest possible distance between them.

OR

The equations of motion of a rocket are:
x = 2t, y = -4t, z = 4t, where the time t is given in seconds, and the coordinates of a moving point in km. What is the path of the rocket? At what distances will the rocket be from the starting point O(0, 0, 0) and from the following line in 10 seconds?
{tex}\vec{r}=20 \hat{\imath}-10 \hat{\jmath}+40 \hat{k}+\mu(10 \hat{\imath}-20 \hat{\jmath}+10 \hat{k}) {/tex}

4. If {tex}\mathrm{A}=\left[\begin{array}{ccc}2 & -3 & 5 \\ 3 & 2 & -4 \\ 1 & 1 & -2\end{array}\right]{/tex}, find A-1. Use A-1 to solve the following system of equations 2x – 3y + 5z = 11, 3x + 2y – 4z = -5, x + y – 2z = -3

### Class 12 Maths Sample Paper SECTION E

(This section comprises of 3 case-study/passage-based questions of 4 marks each with two sub-parts. First two case study questions have three sub-parts (i), (ii), (iii) of marks 1, 1, 2 respectively. The third case study question has two sub-parts of 2 marks each.)

1. Case-Study 1: Read the following passage and answer the questions given below.

The temperature of a person during an intestinal illness is given by f(x) = -0.1x2 + mx + 98.6, {tex}0 \leq x \leq 12{/tex}, m being a constant, where f(x) is the temperature in oF at x days.

1. Is the function differentiable in the interval (0,12)? Justify your answer.
2. If 6 is the critical point of the function, then find the value of the constant m.
3. Find the intervals in which the function is strictly increasing/strictly decreasing.

OR

Find the points of local maximum/local minimum, if any, in the interval (0, 12) as well as the points of absolute maximum/absolute minimum in the interval [0, 12]. Also, find the corresponding local maximum/local minimum and the absolute maximum/absolute minimum values of the function.

2. Case-Study 2: Read the following passage and answer the questions given below.

In an elliptical sport field the authority wants to design a rectangular soccer field with the maximum possible area. The sport field is given by the graph of {tex}\frac{x^2}{a^2}+\frac{y^2}{b^2}=1{/tex}.

1. If the length and the breadth of the rectangular field be 2x and 2y respectively, then find the area function in terms of x.
2. Find the critical point of the function.
3. Use First derivative Test to find the length 2x and width 2y of the soccer field (in terms of a and b) that maximize its area.

OR

Use Second Derivative Test to find the length 2x and width 2y of the soccer field (in terms of a and b) that maximize its area.

3. Case-Study 3: Read the following passage and answer the questions given below.

There are two antiaircraft guns, named as A and B. The probabilities that the shell fired from them hits an airplane are 0.3 and 0.2 respectively. Both of them fired one shell at an airplane at the same time.

1. What is the probability that the shell fired from exactly one of them hit the plane?
2. If it is known that the shell fired from exactly one of them hit the plane, then what is the probability that it was fired from B?

These are questions only. To view and download complete question paper with solution install myCBSEguide App from google play store or login to our student dashboard.

## Sample Papers for Class 12 2023

To download sample paper for class 12 Physics, Chemistry, Biology, History, Political Science, Economics, Geography, Computer Science, Home Science, Accountancy, Business Studies and Home Science; do check myCBSEguide app or website. myCBSEguide provides sample papers with solution, test papers for chapter-wise practice, NCERT solutions, NCERT Exemplar solutions, quick revision notes for ready reference, CBSE guess papers and CBSE important question papers. Sample Paper all are made available through the best app for CBSE students and myCBSEguide website.

Test Generator

Create question papers online with solution using our databank of 5,00,000+ questions and download as PDF with your own name & logo in minutes.

### 1 thought on “CBSE Sample Papers Class 12 Mathematics 2023”

1. How Sample Papers are helpful for Class 12 Students