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AP EAPCET 2026
List of top Questions asked in AP EAPCET- 2026
If \[ {}^{n}P_{4}=5040 \] and \[ {}^{15}P_{r}=2730, \] then the value of \(n+r\) is:
AP EAPCET - 2026
AP EAPCET
Mathematics
Permutations
A bag \(P\) contains \(5\) white and \(4\) blue balls. Another bag \(Q\) contains \(4\) white and \(5\) blue balls. One ball is drawn at random from bag \(P\) and transferred to another bag. Then one ball is drawn from bag \(Q\). Find the probability that the ball drawn from bag \(Q\) has the same colour as the ball transferred from bag \(P\).
AP EAPCET - 2026
AP EAPCET
Mathematics
Multiplication Theorem on Probability
If the circle $x^2 + y^2 - 4x - 6y + \lambda = 0$ touches the x-axis, then the value of $\lambda$ is:
AP EAPCET - 2026
AP EAPCET
Mathematics
circle
The minimum value of the function $f(x) = x^2 + \frac{250}{x}$ for $x > 0$ is:
AP EAPCET - 2026
AP EAPCET
Mathematics
Application of derivatives
If \(\sin\theta\neq 0\) and
\[ \frac{1}{2}\sin\theta,\quad \cos\theta,\quad \cot\theta \]
are in geometric progression, then the number of values of \(\theta\) lying in the interval \((-2\pi,2\pi)\) is
AP EAPCET - 2026
AP EAPCET
Mathematics
Trigonometric Equations
If \[ a_n= \sqrt{7+\sqrt{7+\sqrt{7+\cdots}}} \] (\(n\) radicals), then which of the following is true?
AP EAPCET - 2026
AP EAPCET
Mathematics
Sequence and series
The maximum value of $y = x(\log x)^2$ is:
AP EAPCET - 2026
AP EAPCET
Mathematics
Maxima and Minima
If the mean deviation of the numbers $1, 1+d, 1+2d, \dots, 1+100d$ from their mean is 255, then $d =$
AP EAPCET - 2026
AP EAPCET
Mathematics
Measures of Dispersion
The value of the integral \( \int_{0}^{\pi/2} \sin^6 x \cos^4 x \, dx \) is equal to:
AP EAPCET - 2026
AP EAPCET
Mathematics
integral
If \[ f(x)= \begin{cases} \dfrac{\sqrt{2+\cos x}-1}{(\pi-x)^2}, & x\neq \pi\\ k, & x=\pi \end{cases} \] is continuous at \(x=\pi\), then \(k=\)
AP EAPCET - 2026
AP EAPCET
Mathematics
Continuity of a function
The equations of the pairs of opposite sides of a parallelogram are \[ x^2-5x+6=0 \]
and
\[ y^2-6y+5=0. \]
Then the equations of its diagonals are
AP EAPCET - 2026
AP EAPCET
Mathematics
Family of Lines
If \(O\) is the origin and \(H\) is the orthocenter of a triangle formed by the lines
\[ x+y=1, \] \[ 6x^2-13xy+6y^2=0, \]
then
\[ OH= \]
AP EAPCET - 2026
AP EAPCET
Mathematics
Straight lines
The value of the integral \( \int_{-2\pi}^{2\pi} \sin^4 x \cos^6 x \, dx \) is equal to:
AP EAPCET - 2026
AP EAPCET
Mathematics
integral
In \(\triangle ABC\), if
\[ \overrightarrow{AB}=2\hat{i}-\hat{j}+2\hat{k} \] and \[ \overrightarrow{AC}=3\hat{i}-3\hat{j}+4\hat{k}, \]
then the triangle \(ABC\) is
AP EAPCET - 2026
AP EAPCET
Mathematics
Vector Algebra
The value of the definite integral $\int_0^{\pi/2} \ln(\tan x) \, dx$ is:
AP EAPCET - 2026
AP EAPCET
Mathematics
Definite Integral
If the unit vector which is perpendicular to the normals drawn to the planes
\[ \vec r\cdot(2\hat{i}+\hat{j}-\hat{k})=3 \]
and
\[ \vec r\cdot(6\hat{i}+3\hat{j}+2\hat{k})=4 \]
is
\[ x\hat{i}+y\hat{j}+z\hat{k}, \]
then \(x+y+z=\)
AP EAPCET - 2026
AP EAPCET
Mathematics
Product of Two Vectors
If \( A(1,0,1) \), \( B(0,1,-1) \), \( C(-1,1,0) \) are the vertices of a triangle ABC, then \( \cos^{2}A+\cos^{2}B = \)
AP EAPCET - 2026
AP EAPCET
Mathematics
Three Dimensional Geometry
If the equation \[ x^4-10x^3+37x^2-60x+36=0 \]
has two distinct real roots, where each one of them is a repeated root, then the sum of squares of all the roots of the given equation is
AP EAPCET - 2026
AP EAPCET
Mathematics
Algebra
If
\[ A(0,1,-2),\quad B(-1,2,-3),\quad C(2,-3,4) \]
and
\[ D(3,4,5) \]
are the vertices of a tetrahedron \(ABCD\), then the volume of the tetrahedron is
AP EAPCET - 2026
AP EAPCET
Mathematics
Three Dimensional Geometry
A dice is thrown twice. If getting a number greater than four is considered a success, the variance of the probability distribution of the number of successes is
AP EAPCET - 2026
AP EAPCET
Mathematics
Probability Distribution
Let \[ A= \begin{bmatrix} 1 & 2\\ 2 & 1 \end{bmatrix}. \] Then the determinant of \(A^2\) is:
AP EAPCET - 2026
AP EAPCET
Mathematics
Determinants
A committee of \(8\) members is to be formed from \(5\) teaching staff, \(4\) office staff and \(6\) students so as to include at least two from each category. Then the total number of ways of forming the committee is
AP EAPCET - 2026
AP EAPCET
Mathematics
Combinations
For \(n\in\mathbb{N}\), \[ 1^2+2^2+3^2+\cdots+n^2 > \]
AP EAPCET - 2026
AP EAPCET
Mathematics
Series
When the origin is shifted to $(2, 3)$ by translation of axes, the coordinates of a point $P$ become $(1, -2)$. The original coordinates of $P$ are:
AP EAPCET - 2026
AP EAPCET
Mathematics
Rotation of Axes
The area (in square units) of the region bounded by the parabola $y^2 = 4x$ and the line $y = 2x$ is:
AP EAPCET - 2026
AP EAPCET
Mathematics
applications of integrals
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