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AP EAPCET
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Mathematics
List of top Mathematics Questions asked in AP EAPCET
\(f(x)\) is a continuous function on \(\mathbb{R}\) and \(y = f(x)\) is a curve. If \((\alpha, \beta)\) is a point such that \(\beta = f(\alpha)\) and \(p\alpha + m\beta + n = 0\ (p \ne 0, m \ne 0)\), then which one of the following is True?
AP EAPCET - 2023
AP EAPCET
Mathematics
Functions
The modulus of the conjugate of \( z = \frac{-2 + i}{(1 - 2i)^2} \) is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Complex numbers
If \( \overline{\mathbf{a}} = 2\overline{\mathbf{i}} + 3\overline{\mathbf{j}} + 4\overline{\mathbf{k}} \), \( \overline{\mathbf{b}} = 3\overline{\mathbf{i}} + 4\overline{\mathbf{k}} \), and \( \overline{\mathbf{c}} = 5\overline{\mathbf{i}} + 4\overline{\mathbf{k}} \) are three vectors, then a vector which is perpendicular to \( \overline{\mathbf{a}} \) and \( \overline{\mathbf{b}} \times \overline{\mathbf{c}} \) is
AP EAPCET - 2023
AP EAPCET
Mathematics
Vector Algebra
If $X_1, X_2, ..., X_n$ are $n$ independent events such that $P(X_r) = \frac{1}{r+1}$, for $r=1, 2, ..., n$, then the probability that none of the $n$ events occur is
AP EAPCET - 2023
AP EAPCET
Mathematics
Probability
Let \( C \) be the centre and \( A \) be one end of a diameter of the circle \( x^2 + y^2 - 2x - 4y - 20 = 0 \). If \( P \) is a point on \( AC \) such that \( CP : PA = 2 : 3 \), then the locus of \( P \) is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Geometry
If a line \( L \) makes angles \( \frac{\pi}{3} \) and \( \frac{\pi}{4} \) with the positive X-axis and positive Y-axis respectively, then the angle made by \( L \) with the positive direction of the Z-axis is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Geometry
If \( \alpha \) and \( \beta \) are the roots of \( x^2 - ax - b = 0 \), and \( \alpha^2 + \beta^2 \) and \( \alpha^3 + \beta^3 \) are the roots of \( Ax^2 + Bx + C = 0 \), then \( C = \ldots \)
AP EAPCET - 2023
AP EAPCET
Mathematics
Polynomials
The minimum value of \( f(x) = \frac{x^2 - 2x + 3}{x^2 - 4x + 7} \) is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Polynomials
If a card is drawn at random from a well shuffled pack of playing cards, then the probability that it is either an Ace or a Spade card is
AP EAPCET - 2023
AP EAPCET
Mathematics
Probability
If eight coins are tossed simultaneously, then the probability of getting at least six heads is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Probability
The coefficient of \( x^2 \) in the expansion of \( (1 - 3x)^{\frac{1}{3}} (1 + 2x)^{\frac{1}{2}} \) is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Binomial Expansion
If the mid-point of the chord intercepted by the circle \(x^2 + y^2 - 8x + 10y + 5 = 0\) on the line \(2x + y + 2 = 0\) is \((h, k)\), then \(k + 4h =\) ?
AP EAPCET - 2023
AP EAPCET
Mathematics
Coordinate Geometry
If the circles $x^2+y^2 - 4x + 2fy + 1 = 0$ and $x^2+y^2 + 2gx - 4y - 1 = 0$ cut orthogonally, then $r_1^2 + r_2^2 - 8=$
AP EAPCET - 2023
AP EAPCET
Mathematics
Coordinate Geometry
If the number of diagonals of a regular polygon of \( n \) sides is 104, then \( n = \)
AP EAPCET - 2023
AP EAPCET
Mathematics
Polygons
If \( \alpha \) is the real root and \( \beta \), \( \gamma \) are the other roots of the equation \( x^3 - a^3 = 0 \, (a>0) \), then the number of common points of the curves given by \( |z - \beta| = \frac{\sqrt{3a}}{2} \) and \( |z - \gamma| = \frac{\sqrt{3a}}{2} \) is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Complex numbers
A straight line L at a distance of 4 units from the origin makes positive intercepts on the coordinate axes and the perpendicular drawn from the origin to this line makes an angle of 60° with the line \( x + y = 0 \). Then the equation of the line L is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Geometry
If A and B are events of a random experiment with \( P(A) = 0.5 \), \( P(B) = 0.4 \), and \( P(A \cap B) = 0.3 \), then the probability that neither A nor B occurs is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Probability
If \( f(x) = \begin{cases} x^2, & 0 \le x<1 \\ \sqrt{x}, & 1 \le x \le 2 \end{cases} \), then \( \int_0^2 f(x) dx = \)
AP EAPCET - 2023
AP EAPCET
Mathematics
Integration
Evaluate the integral:
\[ \int_0^{\frac{\pi}{2}} \frac{\sin \left( \frac{\pi}{4} + x \right) + \sin \left( \frac{3\pi}{4} + x \right)}{\cos x + \sin x} \, dx \]
AP EAPCET - 2023
AP EAPCET
Mathematics
Integration
If \[ f(t) = \frac{t}{2} - \frac{1}{4} \log(2t - 1), \] then \[ f'\left( \frac{t + 1}{2t + 1} \right) = ? \]
AP EAPCET - 2023
AP EAPCET
Mathematics
Calculus
If $\int \sqrt{x}(1-x^3)^{-1/2} dx = \frac{2}{3}g(f(x))+c$, then
AP EAPCET - 2023
AP EAPCET
Mathematics
Calculus
If $I = \int_{1}^{3} \sqrt{3 + x + x^2} dx$, then $I$ lies in the interval
AP EAPCET - 2023
AP EAPCET
Mathematics
Integration by Partial Fractions
If \( P \left( \frac{\pi}{3} \right) \) and \( Q \left( \frac{2\pi}{3} \right) \) represent two points on the circle \( x^2 + y^2 - 4x - 6y - 12 = 0 \) in parametric form, then the length of the chord PQ is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Geometry
Let X-axis be the transverse axis and Y-axis be the conjugate axis of a hyperbola H. Let \( x^2 + y^2 = 16 \) be the director circle of H. If the perpendicular distance from the centre of H to its latus rectum is \( \sqrt{34} \), then \( a + b = \):
AP EAPCET - 2023
AP EAPCET
Mathematics
Coordinate Geometry
If the coordinates of the point of contact of the circles \( x^2 + y^2 - 4x + 8y + 4 = 0 \) and \( x^2 + y^2 + 2x = 0 \) is \( (a, b) \), then \( a + 2b \) is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Coordinate Geometry
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