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AP EAMCET
List of top Questions asked in AP EAMCET
When the origin is shifted to \( (h, k) \) by translation of axes, the transformed equation of \( x^2 + 2x + 2y - 7 = 0 \) does not contain \( x \) and constant terms. Then \( (2h + k) = \):
AP EAMCET - 2024
AP EAMCET
Mathematics
Rotation of Axes
A manufacturing company noticed that 1% of its products are defective. If a dealer orders 300 items from this company, then the probability that the number of defective items is at most one is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Probability
7 coins are tossed simultaneously and the number of heads turned up is denoted by the random variable \( X \). If \( \mu \) is the mean and \( \sigma^2 \) is the variance of \( X \), then \( \frac{\mu^2}{P(X = 3)} \) is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Variance and Standard Deviation
If a number is drawn at random from the set \( \{1, 3, 5, 7, \dots, 59\} \), then the probability that it lies in the interval in which the function \( f(x) = x^3 - 16x^2 + 20x - 5 \) is strictly decreasing is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Probability
If 12 dice are thrown at a time, then the probability that a multiple of 3 does not appear on any die is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Probability
Mean deviation about the mean for the following data is:
\[ \begin{array}{|c|c|} \hline \text{Class Interval} & \text{Frequency} \\ \hline 0-6 & 1 \\ 6-12 & 2 \\ 12-18 & 3 \\ 18-24 & 2 \\ 24-30 & 1 \\ \hline \end{array} \]
AP EAMCET - 2024
AP EAMCET
Mathematics
Mean Value Theorem
A(1, 2, 1), B(2, 3, 2), C(3, 1, 3) and D(2, 1, 3) are the vertices of a tetrahedron. If \( \theta \) is the angle between the faces ABC and ABD then \( \cos \theta \) is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Shortest Distance Between Skew Lines
If \( \vec{c} \) is a vector along the bisector of the internal angle between the vectors \( \vec{a} = 4\hat{i} + 7\hat{j} - 4\hat{k} \) and \( \vec{b} = 12\hat{i} - 3\hat{j} + 4\hat{k} \), and the magnitude of \( \vec{c} \) is \( 3\sqrt{13} \), then \( \vec{c} = \):
AP EAMCET - 2024
AP EAMCET
Mathematics
Geometry and Vectors
In a triangle ABC, if \( BC = 5 \), \( CA = 6 \), \( AB = 7 \), then the length of the median drawn from \( B \) onto \( AC \) is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Some Properties of a Triangle
In a triangle, if the angles are in the ratio \( 3:2:1 \), then the ratio of its sides is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Some Properties of a Triangle
If \( \theta \) is an acute angle, \( \cosh x = K \) and \( \sinh x = \tan \theta \), then \( \sin \theta = \dots \)
AP EAMCET - 2024
AP EAMCET
Mathematics
Geometry and Vectors
If the general solution set of \( \sin x + 3 \sin 3x + \sin 5x = 0 \) is \( S \), then
\[ \sin a \quad {for} \quad a \in S \quad {is} \quad \{ \sin a \mid a \in S \} = \]
AP EAMCET - 2024
AP EAMCET
Mathematics
solution of system of linear inequalities in two variables
If \( P + Q + R = \frac{\pi}{4} \), then
\[ \cos \left( \frac{\pi}{8} - P \right) + \cos \left( \frac{\pi}{8} - Q \right) + \cos \left( \frac{\pi}{8} - R \right) = P + Q + R = \frac{\pi}{4}. \]
AP EAMCET - 2024
AP EAMCET
Mathematics
Locus of Normals
If \( \sin x + \sin y = \alpha \), \( \cos x + \cos y = \beta \), then \( \csc(x + y) \) =
AP EAMCET - 2024
AP EAMCET
Mathematics
Locus of Normals
Bag A contains 3 white and 4 red balls, bag B contains 4 white and 5 red balls, and bag C contains 5 white and 6 red balls. If one ball is drawn at random from each of these three bags, then the probability of getting one white and two red balls is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Geometry and Vectors
If
\[ \frac{1}{(3x+1)(x-2)} = \frac{A}{3x+1} + \frac{B}{x-2} \quad {and} \quad \frac{x+1}{(3x+1)(x-2)} = \frac{C}{3x+1} + \frac{D}{x-2}, \]
then
\[ \frac{1}{(3x+1)(x-2)} = \frac{A}{3x+1} + \frac{B}{x-2}, { find } A + 3B = 0, A:C = 1:3, B:D = 2:3. \]
AP EAMCET - 2024
AP EAMCET
Mathematics
Geometry and Vectors
The sum of the rational terms in the binomial expansion of \( \left( \sqrt{2} + 3^{1/5} \right)^{10} \) is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Binomial Expansion
The number of ways in which 3 men and 3 women can be arranged in a row of 6 seats, such that the first and last seats must be filled by men is:
AP EAMCET - 2024
AP EAMCET
Mathematics
solution of system of linear inequalities in two variables
If the roots of the equation \( 4x^3 - 12x^2 + 11x + m = 0 \) are in arithmetic progression, then \( m = {?} \)
AP EAMCET - 2024
AP EAMCET
Mathematics
general equation of a line
The algebraic equation of degree 4 whose roots are the translates of the roots of the equation \( x^4 + 5x^3 + 6x^2 + 7x + 9 = 0 \) by \( -1 \) is:
AP EAMCET - 2024
AP EAMCET
Mathematics
general equation of a line
If \( (3 + i) \) is a root of \( x^2 + ax + b = 0 \), then \( a = {?} \)
AP EAMCET - 2024
AP EAMCET
Mathematics
Algebraic Methods of Solving a Pair of Linear Equations
Roots of the equation \( a(b - c)x^2 + b(c - a)x + c(a - b) = 0 \) are:
AP EAMCET - 2024
AP EAMCET
Mathematics
general equation of a line
If the amplitude of \( (Z - 2) \) is \( \frac{\pi}{2} \), then the locus of \( Z \) is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Locus of Normals
The sum of the series \( \frac{1}{1.5} + \frac{1}{5.9} + \frac{1}{9.13} + \cdots \) up to \( n \) terms is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Series
The domain of the real-valued function \( f(x) = \log_2 \log_3 \log_5 (x^2 - 5x + 11) \) is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Algebraic Methods of Solving a Pair of Linear Equations
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