KCET 2026 Mathematics Question Paper is available for download here. KEA has conducted KCET 2026 Mathematics exam on April 24 in Shift 1 from 10.30 AM to 11.50 AM.

  • KCET Mathematics Question Paper consists of 60 questions to be attempted in 80 minutes.
  • Each correct answer will get you 1 mark and there is no negative marking for incorrect answers.

Candidates can download KCET 2026 Mathematics Question Paper with Answer Key and Solution PDF from the links provided below.

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Candidates can download KCET 2026 Mathematics Question Paper with Answer Key and Solution PDF from the links provided below. Based on initial student reaction, KCET 2026 Mathematics Paper was of a moderate level.

KCET 2026 Mathematics Question Paper with Solution PDF

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Question 1:

\(\tan^{-1} \left( \frac{1}{1 + 1 \cdot 2} \right) + \tan^{-1} \left( \frac{1}{1 + 2 \cdot 3} \right) + \dots + \tan^{-1} \left( \frac{1}{1 + n \cdot (n+1)} \right) =\)

  • (A) \(\tan^{-1} \left( \frac{n}{n+2} \right)\)
  • (B) \(\tan^{-1} \left( \frac{n+1}{n} \right)\)
  • (C) \(\tan^{-1} \left( \frac{n}{n+1} \right)\)
  • (D) \(\tan^{-1} \left( \frac{n+2}{n} \right)\)

Question 2:

The corner points of the feasible region determined by the system of linear constraints are (0, 10), (5, 5), (15, 15), (0, 20). Let \(z = px + qy\), where \(p, q > 0\). The relation between \(p\) and \(q\), so that the maximum \(z\) occurs at both points (15, 15) and (0, 20) is

  • (A) \(p = q\)
  • (B) \(p = 2q\)
  • (C) \(q = 2p\)
  • (D) \(q = 3p\)

Question 3:

In Linear Programming Problem (LPP), the objective function \(Z = ax + by\) has the same maximum value at two corner points. The number of points at which \(Z_{max}\) occurs is

  • (A) 1
  • (B) 2
  • (C) 0
  • (D) Infinity

Question 4:

Probability of obtaining an even prime number on each die when a pair of dice is rolled is

  • (A) 0
  • (B) \(\frac{1}{6}\)
  • (C) \(\frac{1}{12}\)
  • (D) \(\frac{1}{36}\)

Question 5:

The probability that a man and his wife live after 20 years are \(\frac{1}{4}\) and \(\frac{1}{3}\) respectively. The probability that neither the man nor his wife live after 20 years is

  • (A) \(\frac{3}{4}\)
  • (B) \(\frac{5}{12}\)
  • (C) \(\frac{7}{12}\)
  • (D) \(\frac{1}{2}\)

Question 6:

Integrating factor of the differential equation \((1 - x^2)\frac{dy}{dx} - xy = 1\) is

  • (1) \(1 - x^2\)
  • (2) \(\frac{1}{2} \log (1 - x^2)\)
  • (3) \(\frac{x}{1 - x^2}\)
  • (4) \(\sqrt{1 - x^2}\)

Question 7:

Recent studies suggest that 12% of the world population is left handed. Depending on parents hand usage, the chances of having left handed children are as follows:

A: Both parents are left handed, chances of having left handed children = 24%

B: Both parents are right handed, chances of having left handed children = 9%

C: Father left handed and mother right handed, chances of having left handed children = 17%

D: Father right handed and mother left handed, chances of having left handed children = 22%

Given \(P(A) = P(B) = P(C) = P(D) = 1/4\) and L denotes child is left handed. What is the probability that \(P(A|L)\)?

  • (1) \(\frac{17}{80}\)
  • (2) \(\frac{24}{75}\)
  • (3) \(\frac{1}{3}\)
  • (4) \(\frac{1}{2}\)

Question 8:

If \(\alpha\) and \(\beta\) are acute angles such that \(\alpha + \beta\) and \(\alpha - \beta\) satisfy the equation \(\tan^2 \theta - 4\tan \theta + 1 = 0\), then \(\alpha\) and \(\beta\) are respectively

  • (1) \(45^\circ, 30^\circ\)
  • (2) \(75^\circ, 15^\circ\)
  • (3) \(30^\circ, 60^\circ\)
  • (4) \(60^\circ, 45^\circ\)

Question 9:

\(\sum_{r=1}^{n} (r \cdot r!) = \) ________

  • (1) \(1\)
  • (2) \(n\)
  • (3) \((n+1)! - 1\)
  • (4) \(0\)

Question 10:

The solution of \(3x - 5 < 2x - 4\) is

  • (1) \(x < 1\)
  • (2) \(x > -1\)
  • (3) \(x < 9\)
  • (4) \(x > 9\)

Question 11:

10 distinct points are taken on a circle. Then using these points

Statement I : The number of triangles that can be formed is 100

Statement II : The number of chords that can be formed is 45

Which of the following is correct?

  • (1) Both Statement I and Statement II are true
  • (2) Both Statement I and Statement II are false
  • (3) Statement I is true and Statement II is false
  • (4) Statement I is false and Statement II is true

Question 12:

How many ways can you arrange all the letters and numbers in "KCET 2025" which start with K and end with 5?

  • (1) 720
  • (2) 360
  • (3) 120
  • (4) 180

Question 13:

The value of \(\lim_{x \to 2} \frac{x^3 + 3x^2 - 9x - 2}{x^3 - x^2 - 4x + 4}\) is ________

  • (1) 3
  • (2) \(\frac{15}{4}\)
  • (3) \(\frac{15}{2}\)
  • (4) \(\frac{15}{13}\)

Question 14:

If we insert two numbers between \(\sqrt{2}\) and \(4\) so that the resulting sequence is in G.P., then the inserted numbers in the order are

  • (1) \(4, \sqrt{2}\)
  • (2) \(2, 2\sqrt{2}\)
  • (3) \(\sqrt{8}, 2\)
  • (4) \(2\sqrt{2}, 4\)

Question 15:

Match List-I with List-II

List-I

a) A matrix which is not a square matrix

b) A square matrix \(A' = A\)

c) The diagonal elements of a diagonal matrix are same

d) A matrix which is both symmetric and skew symmetric

List-II

i) Symmetric matrix

ii) Null matrix

iii) Rectangular matrix

iv) Scalar matrix

Codes:

  • (1) a - iii, b - i, c - iv, d - ii
  • (2) a - iii, b - ii, c - iv, d - i
  • (3) a - i, b - ii, c - iv, d - iii
  • (4) a - iii, b - iv, c - i, d - ii

Question 16:

Consider the following statements:

Statement I : If \(A\) is a non-singular matrix, then \(A^{-1}\) exists.

Statement II : If \(A\) and \(B\) are symmetric matrices of same order, then \((AB - BA)\) is a skew symmetric matrix.

Choose the correct option.

  • (1) Statement I is true and Statement II is false
  • (2) Statement I is false and Statement II is false
  • (3) Statement I is true and Statement II is true
  • (4) Statement I is false and Statement II is true

Question 17:

A row matrix has only

  • (1) One element
  • (2) One row with one or more columns
  • (3) One column with one or more rows
  • (4) One row and one column

Question 18:

Let \(X\) be a matrix of order \(2 \times n\) and \(Z\) be a matrix of order \(2 \times p\). If \(n = p\), then the order of the matrix \(7X - 5Z\) is:

  • (1) \(2 \times n\)
  • (2) \(n \times 3\)
  • (3) \(p \times 2\)
  • (4) \(p \times n\)

Question 19:

Which of the following is correct?

  • (1) Determinant is a square matrix.
  • (2) Determinant is a number associated to a matrix.
  • (3) Determinant is a unique number associated to a square matrix.
  • (4) Determinant is not defined for a square matrix.

Question 20:

If \(A\) and \(B\) are invertible matrices of same order, then which of the following is \underline{not correct?

  • (1) \(A \cdot (adj A) = (adj A) \cdot A = |A|I\)
  • (2) \(A \cdot adj A = adj A \cdot A = |A|\)
  • (3) \((AB)^{-1} = B^{-1} A^{-1}\)
  • (4) \(|A| \neq 0, |B| \neq 0\)

Question 21:

If \(A\) and \(B\) are invertible square matrices of order \(n\), then which of the following is \underline{not correct?

  • (1) \(\det(AB) = \det(A) \cdot \det(B)\)
  • (2) \(\det(kA) = k^n \det(A)\)
  • (3) \(\det(A + B) = \det(A) + \det(B)\)
  • (4) \(\det(A^{-1}) = \frac{1}{\det(A)}\)

Question 22:

The area of the triangle with vertices \((3, 8), (-4, 2)\) and \((5, 1)\) is \(\frac{P}{4}\), then the value of \(P\) is

  • (1) \(\frac{61}{2}\)
  • (2) \(\frac{2}{61}\)
  • (3) \(122\)
  • (4) \(\frac{1}{122}\)

Question 23:

The system of equations \(x + 2y = 3\) and \(2x + 3y = 3\) has

  • (1) No solution
  • (2) Unique solution
  • (3) Infinite solutions
  • (4) Only two solutions

Question 24:

If \(\vec{a} = 2\hat{i} + 2\hat{j} - \hat{k}\), \(\vec{b} = \alpha\hat{i} + \beta\hat{j} + 2\hat{k}\) and \(|\vec{a} + \vec{b}| = |\vec{a} - \vec{b}|\), then \(\alpha + \beta\) is equal to

  • (1) 2
  • (2) -1
  • (3) 0
  • (4) 1

Question 25:

If \(\vec{a} = \hat{i} + \hat{j} + \hat{k}\), \(\vec{b} = \hat{j} - \hat{k}\) and \(\vec{a} \times \vec{c} = \vec{b}\), \(\vec{a} \cdot \vec{c} = 3\), then \(\vec{c}\) is

  • (1) \(\frac{5}{3}\hat{i} + \frac{2}{3}\hat{j} - \frac{2}{3}\hat{k}\)
  • (2) \(\frac{5}{3}\hat{i} - \frac{2}{3}\hat{j} + \frac{2}{3}\hat{k}\)
  • (3) \(\frac{5}{3}\hat{i} + \frac{2}{3}\hat{j} + \frac{2}{3}\hat{k}\)
  • (4) \(\frac{5}{3}\hat{i} - \frac{2}{3}\hat{j} - \frac{2}{3}\hat{k}\)

Question 26:

The value of \(\lambda\) for which the vectors \(\vec{a} = 2\hat{i} + \lambda\hat{j} + \hat{k}\) and \(\vec{b} = \hat{i} + 2\hat{j} + 3\hat{k}\) are orthogonal is

  • (1) \(\frac{5}{2}\)
  • (2) \(\frac{-5}{2}\)
  • (3) \(\frac{2}{5}\)
  • (4) \(\frac{-2}{5}\)

Question 27:

The angle between the lines whose direction ratios are \(a, b, c\) and \(b - c, c - a, a - b\) is

  • (1) \(90^\circ\)
  • (2) \(45^\circ\)
  • (3) \(30^\circ\)
  • (4) \(0^\circ\)

Question 28:

The measure of the angle between the lines \(x = k - 1, y = 2k + 1, z = 2k + 3, k \in \mathbb{R}\) and \(\frac{x+1}{2} = \frac{y-2}{1} = \frac{z-1}{2}\) is

  • (1) \(\cos^{-1}\left(\frac{2}{3}\right)\)
  • (2) \(\cos^{-1}\left(\frac{8}{9}\right)\)
  • (3) \(\cos^{-1}\left(\frac{5}{12}\right)\)
  • (4) \(\sin^{-1}\left(\frac{8}{9}\right)\)

Question 29:

The line \(L_{1}\) joining the two points \((-1, 2)\) and \((3, 6)\) divides the line \(L_{2}\) which passes through \((3, -1)\) in the ratio \(1 : 3\) internally, then the equation of \(L_{2}\) is

  • (A) \(4x - 3y - 9 = 0\)
  • (B) \(4x - 3y + 9 = 0\)
  • (C) \(4x + 3y - 9 = 0\)
  • (D) \(4x + 3y + 9 = 0\)

Question 30:

In the figure

Statement I : When \(\alpha > \beta \ge 0\), the section is hyperbola

Statement II : When \(\beta = 90^\circ\), the section is ellipse

Which of the following is correct?

  • (1) Statement I is true, Statement II is false
  • (2) Statement I is false, Statement II is true
  • (3) Both the Statements are true
  • (4) Both the Statements are false

Question 31:

The three points \(A(2, 4, 3)\), \(B(4, a, 9)\) and \(C(10, -1, 7)\) form a right-angled triangle with \(\angle B = 90^\circ\), then the value of 'a' is

  • (1) 1 or 4
  • (2) -2 or 4
  • (3) 1 or -4
  • (4) -2 or -4

Question 32:

If \(\lim_{x \to 3} \left( \frac{x^2 - ax - 3a}{x - 3} \right) = 5\), then \(a + b =\)

  • (1) 1
  • (2) 2
  • (3) 3
  • (4) 4

Question 33:

If \(f(x) = \begin{cases} x^2 - 1 & if x \ge 2
x + 1 & if x < 2 \end{cases}\), then \(\lim_{x \to 2^+} f(x) + \lim_{x \to 2^-} f(x) = \)

  • (1) 7
  • (2) 5
  • (3) 6
  • (4) 9

Question 34:

If \(y = \sqrt{\tan x + y}\), then \(\frac{dy}{dx} = \)

  • (1) \(\frac{\sec x}{2y - 1}\)
  • (2) \(\frac{\sec^2 x}{2y - 1}\)
  • (3) \(\frac{\tan x}{2y - 1}\)
  • (4) \(\frac{\sin^2 x}{2y - 1}\)

Question 35:

If \(f(x) = \begin{cases} ax + 7 & if x < 1
2x - 3 & if x = 1
\frac{x+b}{b} & if x > 1 \end{cases}\) is continuous at \(x = 1\), then

  • (1) \(a = 3, b = 2\)
  • (2) \(a = -8, b = -2\)
  • (3) \(a = 8, b = -2\)
  • (4) \(a = -8, b = 2\)

Question 36:

The second order derivative of \(\sec^{-1}\left(\frac{1}{2x^2 - 1}\right)\) with respect to \(\cos^{-1}(2x^2 - 1)\), where \(0 < x < \frac{1}{\sqrt{2}}\) is

  • (1) 0
  • (2) 1
  • (3) \(\frac{1}{2}\)
  • (4) -1

Question 37:

If \(f(x) = \sin^{-1}\left(\frac{2x}{1 + x^2}\right)\), then \(f'\left(\frac{1}{2}\right) =\)

  • (1) \(\frac{4}{5}\)
  • (2) \(\frac{8}{5}\)
  • (3) \(\frac{2}{5}\)
  • (4) 0

Question 38:

If \(\sqrt{x} \sqrt[3]{y} = (x + y)^n\) and \(x\frac{dy}{dx} - y = 0\), then \(n =\)

  • (1) 1
  • (2) \(\frac{6}{5}\)
  • (3) \(\frac{5}{6}\)
  • (4) \(\frac{4}{9}\)

Question 39:

In a Mahakumbh, a drone camera is moving along \(3y = x^3 - 3\). When y-coordinate changes 9 times as fast as x-coordinate, it captures good quality pictures. Then one of the precise positions of the drone at that instant is

  • (1) \((-3, 8)\)
  • (2) \((3, -8)\)
  • (3) \((3, 8)\)
  • (4) \((-3, -8)\)

Question 40:

A Youtube short video is getting viral according to \(f(t) = -2t^3 + 3t^2 + 5\). At what time does the video get maximum number of shares? (t is in hours)

  • (1) 1
  • (2) 2
  • (3) 3
  • (4) 4

Question 41:

\(\int x f(x) dx + \frac{f(x)}{2} = 0\), then \(f(x)\) is equal to

  • (1) \(e^{-2x}\)
  • (2) \(e^{2x}\)
  • (3) \(e^{-x^2}\)
  • (4) \(e^{x^2}\)

Question 42:

One of the possible functions \(f(x)\) which satisfies \(\int_{-2}^{2} f(x) dx = 0\) is

  • (1) \(\log\left(\frac{2+x}{2-x}\right)\)
  • (2) \(\sin(2+x)\)
  • (3) \(2x^3 + 2x + 1\)
  • (4) \(2x \tan x\)

Question 43:

\(\int_{a-6}^{b-6} f(x + 6) dx\) is equal to

  • (1) \(\int_{a}^{b} f(x - 6) dx\)
  • (2) \(\int_{a}^{b} f(x + 6) dx\)
  • (3) \(\int_{a}^{b} f(x) dx\)
  • (4) \(\int_{a}^{b} f(-x) dx\)

Question 44:

If 'n' is a natural number, then \(\int \frac{\sin^n x}{\cos^{n+2} x} dx =\)

  • (1) \(\frac{\tan^{n-1} x}{n - 1} + C\)
  • (2) \(\frac{\tan^n x}{n} + C\)
  • (3) \(\frac{\tan^{n+2} x}{n + 2} + C\)
  • (4) \(\frac{\tan^{n+1} x}{n + 1} + C\)

Question 45:

\(\int e^{-x \log 2} 2^x dx =\)

  • (1) \(\log x + C\)
  • (2) \(x + C\)
  • (3) \(\frac{1}{x} + C\)
  • (4) \(\frac{x^2}{2} + C\)

Question 46:

The area of the region bounded by the curve \(y^2 = x^3\), the y-axis and the lines \(y = 1\) and \(y = 8\) is

  • (1) \(\frac{155}{3}\) sq. units
  • (2) \(\frac{93}{5}\) sq. units
  • (3) \(93\) sq. units
  • (4) \(155\) sq. units

Question 47:

The area enclosed by the curve \(x = \sqrt{3} \cos \theta, y = \sqrt{3} \sin \theta\) is

  • (1) \(\sqrt{3}\pi\) sq. units
  • (2) \(9\pi\) sq. units
  • (3) \(6\pi\) sq. units
  • (4) \(3\pi\) sq. units

Question 48:

Sum of the squares of the order and degree (if defined) of a differential equation \(2y' + (y'')^2 = \sqrt{y'' - 3}\) is

  • (1) 13
  • (2) 20
  • (3) 8
  • (4) 16

Question 49:

If A = {a, b, c, d, e, f}, then the number of subsets of A which contains at least 2 elements is

  • (1) 64
  • (2) 65
  • (3) 57
  • (4) 59

Question 50:

If A = {1, 2, 3, 4, \dots, 10}, then the number of non empty subsets of A containing only even number is

  • (1) 31
  • (2) 82
  • (3) 30
  • (4) 29

Question 51:

The domain of the function \(\sqrt{\frac{x - 7}{9 - x}}\) is

  • (1) \((7, 9)\)
  • (2) \([7, 9)\)
  • (3) \([7, 9]\)
  • (4) \((7, 9]\)

Question 52:

If \(n(A) = 2\) and the number of relations from set A to set B is 1024, then \(n(B)\) is

  • (1) 2
  • (2) 5
  • (3) \(2^5\)
  • (4) \(5^2\)

Question 53:

Probability of at least one of the events A and B occur is 0.6. If A and B occur simultaneously with probability 0.2, then \(P(\bar{A}) + P(\bar{B})\) is

  • (1) 1
  • (2) 0.8
  • (3) 0.6
  • (4) 1.2

Question 54:

The maximum value of \(\sin(x + \pi/6) + \cos(x + \pi/6)\) is attained at \(x =\)

  • (1) \(\pi/2\)
  • (2) \(\pi/4\)
  • (3) \(\pi/6\)
  • (4) \(\pi/12\)

Question 55:

The angles of a triangle are in A.P and the greatest angle is double the least angle, then sine of the third angle is

  • (1) \(\frac{\sqrt{3}}{2}\)
  • (2) \(\frac{1}{\sqrt{2}}\)
  • (3) \(\frac{1}{2}\)
  • (4) 0

Question 56:

The mean and standard deviation of 100 items are 50 and 4, respectively then the sum of all squares of the items is

  • (1) 250000
  • (2) 251600
  • (3) 256100
  • (4) 265100

Question 57:

Probability of occurrence of an event A is 1/2 and that of B is 3/10. If A and B are mutually exclusive, then the probability of occurrence of neither A nor B is

  • (1) \(\frac{4}{5}\)
  • (2) \(\frac{3}{5}\)
  • (3) \(\frac{2}{5}\)
  • (4) \(\frac{1}{5}\)

Question 58:

Let R be the relation in the set N given by \(R = \{(a, b) : a = b - 2, b > 6\}\). Which of the following is the correct answer?

  • (1) \((2, 4) \in R\)
  • (2) \((3, 8) \in R\)
  • (3) \((6, 8) \in R\)
  • (4) \((8, 7) \in R\)

Question 59:

\(f(x) = (x + 1)^2\) for \(x \ge 1\). \(g(x)\) is a function whose graph is the reflection of the graph of \(f(x)\) in the line \(y = x\), then \(g(x)\) is

  • (1) \(-\sqrt{x} - 1\)
  • (2) \(\sqrt{x} + 1\)
  • (3) \(\sqrt{x} - 1\)
  • (4) \(\sqrt{-x} - 1\)

Question 60:

If \(\sin^{-1} x + \sin^{-1} y = \pi/2\), then \(x^2\) is equal to

  • (1) \(1 - y^2\)
  • (2) \(1 + y^2\)
  • (3) \(\sqrt{1 - y^2}\)
  • (4) \(\sqrt{1 + y^2}\)

KCET 2026 Mathematics: Expected Section-Wise Weightage

Chapter Expected Questions
Complex Numbers & Quadratic Equations 5 – 6
Permutation & Combination 5 – 6
Binomial Theorem 4 – 5
Sets 4 – 5
Introduction to 3D Geometry 3 – 4
Linear Inequalities 3 – 4
Statistics 3 – 4
Mathematical Reasoning 3 – 4
Principle of Mathematical Induction 2 – 3
Matrices 5 – 6
Inverse Trigonometric Functions 4 – 5
Application of Integrals 4 – 5
Linear Programming 3 – 4

KCET 2026 Mathematics Expected Questions