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TS EAMCET 2026
List of top Questions asked in TS EAMCET- 2026
If \[ \vec a=\hat i+p\hat j-3\hat k,\qquad \vec b=2\hat i-3\hat j+q\hat k,\qquad \vec c=\hat i+2\hat j+2\hat k\;(p0) \] are three vectors such that the magnitude of projection of \(\vec a\) on \(\vec c\) is \(3\) and the magnitude of projection of \(\vec b\) on \(\vec c\) is \(2\), then the magnitude of projection of \(\vec a\) on \(\vec b\) is
TS EAMCET - 2026
TS EAMCET
Mathematics
Geometry and Vectors
The straight line given by the equation \[ \vec r=(4\hat{i}+5\hat{j}+\hat{k})+s(4\hat{i}+6\hat{j}+2\hat{k}) \] is coplanar with the straight line given below. Choose the correct option.
TS EAMCET - 2026
TS EAMCET
Mathematics
Geometry and Vectors
In a triangle \(ABC\), if \(s=\dfrac{15}{2},\; a=3,\; b=5\), then \[ \frac{\sin \dfrac{B}{2}}{\sin \dfrac{A}{2}}= \]
TS EAMCET - 2026
TS EAMCET
Mathematics
Trigonometry
\(\coth^{-1}2=\)
TS EAMCET - 2026
TS EAMCET
Mathematics
Algebra
If \( \theta \) is an acute angle, \( x = \sum_{n=0}^{\infty} \cos^{2n} \theta \), \( y = \sum_{n=0}^{\infty} \sin^{2n} \theta \), then \( \frac{1}{x^2} + \frac{1}{y^2} = \)
TS EAMCET - 2026
TS EAMCET
Mathematics
Trigonometry
For \( A = \frac{\pi}{24} \), if \( \frac{\sin 2A + \sin 3A + \sin 4A}{\cos 2A + \cos 3A + \cos 4A} = k \), then \( (k+1)^2 = \)
TS EAMCET - 2026
TS EAMCET
Mathematics
Trigonometry
If \[ \sin^{-1}(2x)-2\cos^{-1}\sqrt{1-x^2}=\frac{\pi}{2}, \] then \(\tan^{-1}(2x+1)=\)
TS EAMCET - 2026
TS EAMCET
Mathematics
Trigonometry
The sum of all the values of \( \theta \in \left[\frac{\pi}{2}, 2\pi\right] \) satisfying the equation \( \sin^2\theta \tan\theta + \cos^2\theta \cot\theta = \sin 2\theta \) is:
TS EAMCET - 2026
TS EAMCET
Mathematics
Trigonometry
If \( a \) is the coefficient of \( x^7 \) and \( b \) is the term independent of \( x \) in the expansion of \( \left( \frac{3x^4}{4} - \frac{4}{3x^3} \right)^7 \), then \( \frac{b}{a} = \)
TS EAMCET - 2026
TS EAMCET
Mathematics
permutations and combinations
If all the letters of the word 'ASSOCIATION' are permuted in all possible ways to form all 11-letter words (with or without meaning), then among these words, the number of words in which the identical letters are always together but no two such groups of identical letters are together is:
TS EAMCET - 2026
TS EAMCET
Mathematics
permutations and combinations
The number of ways of distributing 5 identical things to 4 persons so that any person may get at most 5 things is:
TS EAMCET - 2026
TS EAMCET
Mathematics
permutations and combinations
By using all the letters of the word 'LETTER', all possible 6-letter words (with or without meaning) are formed. If all these words are arranged in dictionary order, then the rank of the word 'TRELET' is:
TS EAMCET - 2026
TS EAMCET
Mathematics
permutations and combinations
If \( \alpha, \beta \in \mathbb{R} \) and \( \alpha \leq \frac{x^2 - 3x + 4}{x^2 - 4x + 5} \leq \beta \) for all \( x \in \mathbb{R} \), then \( (2\alpha - 3)^2 + (2\beta - 3)^2 = \)
TS EAMCET - 2026
TS EAMCET
Mathematics
Quadratic Equations
If two roots of the equation \( x^5 - 9x^4 + 27x^3 - 23x^2 - 24x + 36 = 0 \) are repeated roots of multiplicity 2 and all the roots are integers then the sum of the squares of all different roots of the equation is:
TS EAMCET - 2026
TS EAMCET
Mathematics
Quadratic Equations
If \( \alpha, \beta, \gamma, \delta \) are the roots of the equation \( x^4 - 10x^3 + 35x^2 - 50x + 24 = 0 \) and \( \alpha^2, \beta^2, \gamma^2, \delta^2 \) are the roots of the equation \( x^4 + ax^3 + bx^2 + cx + d = 0 \), then \( a = \)
TS EAMCET - 2026
TS EAMCET
Mathematics
Quadratic Equations
If \( \alpha \) and \( \beta \) are the roots of the quadratic equation \( x^2 - 2x + 2 = 0 \), then \( \alpha^{2026} + \beta^{2026} = \)
TS EAMCET - 2026
TS EAMCET
Mathematics
Complex numbers
If the sum of the squares of two consecutive positive odd integers is 1354, then one of them is:
TS EAMCET - 2026
TS EAMCET
Mathematics
Coordinate Geometry
If \( z = x+iy \) and the point \( P \) denotes \( z \) in the Argand plane, then the locus of \( P \) satisfying the condition \( \text{Im}\left(\frac{z-3i}{z+2}\right) = 1, z \neq -2 \) is:
TS EAMCET - 2026
TS EAMCET
Mathematics
Complex numbers
If \( a, b, c \in \mathbb{R} \), \( a < b < c \), \( A = \begin{bmatrix} -c & 0 & c 0 & -b & b a & a & 0 \end{bmatrix} \), \( 12A^{-1} = \begin{bmatrix} -b & c & bc b & -c & bc b & c & bc \end{bmatrix} \) and Trace of \( A = -5 \), then \( a^2 + b^2 + c^2 = \)
TS EAMCET - 2026
TS EAMCET
Mathematics
Matrices and Determinants
Number of values of \( \theta \) lying in the interval \( (-\pi, \pi) \) such that \( \begin{vmatrix} \cos\theta & -\sin\theta & 1 \sin\theta & 1 & -\cos\theta 1 & \cos\theta & \sin\theta \end{vmatrix} = 2 \) is:
TS EAMCET - 2026
TS EAMCET
Mathematics
Matrices and Determinants
If \( A = \begin{bmatrix} \alpha & 3 & 1 2 & \beta & 6 -2 & -1 & \gamma \end{bmatrix} \) and \( AA^T = \begin{bmatrix} 35 & 28 & -13 28 & 56 & -8 -13 & -8 & 5 \end{bmatrix} \), then Trace of \( A = \)
TS EAMCET - 2026
TS EAMCET
Mathematics
Matrices and Determinants
If the system of linear equations \( x + y + z = 1 \), \( 2x + 2y + 3z = 6 \), \( x + 4y + 9z = 3 \) has a unique solution \( x = \alpha, y = \beta, z = \gamma \), then the value of \( \beta \) is:
TS EAMCET - 2026
TS EAMCET
Mathematics
Matrices and Determinants
Number of values of a complex number \( z \) satisfying the condition \( z = z^2 + i\text{Im}(\overline{z}) \) is:
TS EAMCET - 2026
TS EAMCET
Mathematics
Complex numbers
The function \( f : \mathbb{R} \to \mathbb{R} \) defined by \( f(x) = x|x+2| \) is:
TS EAMCET - 2026
TS EAMCET
Mathematics
Algebra
\[ \sin9^\circ\sin18^\circ\sin36^\circ\sin54^\circ\sin72^\circ\sin81^\circ \]
TS EAMCET - 2026
TS EAMCET
Mathematics
Trigonometry
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