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Mathematics
List of top Mathematics Questions asked in BITSAT
If \( a, c, b \) are in GP, then the area of the triangle formed by the lines \( ax + by + c = 0 \) with the coordinate axes is equal to:
BITSAT - 2024
BITSAT
Mathematics
Vectors
The area enclosed by the curves \( y = x^3 \) and \( y = \sqrt{x} \) is:
BITSAT - 2024
BITSAT
Mathematics
integral
The area of the region bounded by the curves \( x = y^2 - 2 \) and \( x = y \) is:
BITSAT - 2024
BITSAT
Mathematics
Application of derivatives
If the area bounded by the curves \( y = ax^2 \) and \( x = ay^2 \) (where \( a>0 \)) is 3 sq. units, then the value of \( a \) is:
BITSAT - 2024
BITSAT
Mathematics
Application of derivatives
The solution of the differential equation \( (x + 1)\frac{dy}{dx} - y = e^{3x}(x + 1)^2 \) is:
BITSAT - 2024
BITSAT
Mathematics
Application of derivatives
If \( \frac{dy}{dx} - y \log_e 2 = 2^{\sin x} (\cos x - 1) \log_e 2 \), then \( y \) is:
BITSAT - 2024
BITSAT
Mathematics
Application of derivatives
Let \( \mathbf{a} = \hat{i} - \hat{k}, \mathbf{b} = x\hat{i} + \hat{j} + (1 - x)\hat{k}, \mathbf{c} = y\hat{i} + x\hat{j} + (1 + x - y)\hat{k} \). Then, \( [\mathbf{a} \, \mathbf{b} \, \mathbf{c}] \) depends on:}
BITSAT - 2024
BITSAT
Mathematics
Vectors
Let \( ABC \) be a triangle and \( \vec{a}, \vec{b}, \vec{c} \) be the position vectors of \( A, B, C \) respectively. Let \( D \) divide \( BC \) in the ratio \( 3:1 \) internally and \( E \) divide \( AD \) in the ratio \( 4:1 \) internally. Let \( BE \) meet \( AC \) in \( F \). If \( E \) divides \( BF \) in the ratio \( 3:2 \) internally then the position vector of \( F \) is:
BITSAT - 2024
BITSAT
Mathematics
Vectors
If \( \vec{a} = 2\hat{i} + \hat{j} + 2\hat{k} \), then the value of \( |\hat{i} \times (\vec{a} \times \hat{i})| + |\hat{j} \times (\vec{a} \times \hat{j})| + |\hat{k} \times (\vec{a} \times \hat{k})|^2 \) is equal to:}
BITSAT - 2024
BITSAT
Mathematics
Algebra
The magnitude of projection of the line joining \( (3,4,5) \) and \( (4,6,3) \) on the line joining \( (-1,2,4) \) and \( (1,0,5) \) is:
BITSAT - 2024
BITSAT
Mathematics
Vectors
The angle between the lines whose direction cosines are given by the equations \( 3l + m + 5n = 0 \) and \( 6m - 2n + 5l = 0 \) is:
BITSAT - 2024
BITSAT
Mathematics
Vectors
Let the acute angle bisector of the two planes \( x - 2y - 2z + 1 = 0 \) and \( 2x - 3y - 6z + 1 = 0 \) be the plane \( P \). Then which of the following points lies on \( P \)?
BITSAT - 2024
BITSAT
Mathematics
Plane
Let the foot of perpendicular from a point \( P(1,2,-1) \) to the straight line \( L : \frac{x}{1} = \frac{y}{0} = \frac{z}{-1} \) be \( N \). Let a line be drawn from \( P \) parallel to the plane \( x + y + 2z = 0 \) which meets \( L \) at point \( Q \). If \( \alpha \) is the acute angle between the lines \( PN \) and \( PQ \), then \( \cos \alpha \) is equal to:
BITSAT - 2024
BITSAT
Mathematics
Plane
The probability of getting 10 in a single throw of three fair dice is:
BITSAT - 2024
BITSAT
Mathematics
Probability
In a binomial distribution, the mean is 4 and variance is 3. Then, its mode is:
BITSAT - 2024
BITSAT
Mathematics
binomial distribution
The probability that certain electronic component fails when first used is 0.10. If it does not fail immediately, the probability that it lasts for one year is 0.99. The probability that a new component will last for one year is
BITSAT - 2024
BITSAT
Mathematics
Probability
For two events A and B, if \(P(A) = P(A/B) = \frac{1}{4}\) and \(P(B/A) = \frac{1}{2}\), then which of the following is not true?
BITSAT - 2024
BITSAT
Mathematics
Event
The coefficient of \(x^n\) in the expansion of \[\frac{e^{7x} + e^x}{e^{3x}}\] is:
BITSAT - 2024
BITSAT
Mathematics
Series
x=logp and y=1/p differential equation
BITSAT - 2023
BITSAT
Mathematics
Differential equations
The function
\( f(x) = \tan^{-1}(\sin x + \cos x) \)
is an increasing function in:
BITSAT - 2023
BITSAT
Mathematics
Continuity and differentiability
The equation of a common tangent to the parabolas \( y = x^2 \) and \( y = -(x - 2)^2 \) is:
BITSAT - 2023
BITSAT
Mathematics
Continuity and differentiability
The roots of the given equation \( (p - q)x^2 + (q - r)x + (r - p) = 0 \) are:
BITSAT - 2023
BITSAT
Mathematics
Quadratic Equations
If one root of the equation \( x^2 + px + 12 = 0 \) is \( 4 \), while the equation \( x^2 + px + q = 0 \) has equal roots, then the value of \( q \) is:
BITSAT - 2023
BITSAT
Mathematics
Quadratic Equations
A set A has 3 elements and another set B has 6 elements. Then:
BITSAT - 2023
BITSAT
Mathematics
Rational Number
The probability that a card drawn from a pack of 52 cards will be a diamond or a king is:
BITSAT - 2023
BITSAT
Mathematics
Probability
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