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Mathematics
List of top Mathematics Questions asked in BITSAT
All the words that can be formed using alphabets A, H, L, U and R are written in a dictionary (no alphabet is repeated). Rank of the word RAHUL is
BITSAT - 2016
BITSAT
Mathematics
permutations and combinations
If the sum of odd numbered terms and even numbered terms in the expansion of (x+a)ⁿ are A and B respectively, then the value of (x²-a²)ⁿ is
BITSAT - 2016
BITSAT
Mathematics
permutations and combinations
The locus of the point of intersection of two tangents to the parabola y²=4ax, which are at right angle to one another is
BITSAT - 2016
BITSAT
Mathematics
sections of a cone
The length of the chord x+y=3 intercepted by the circle x²+y²-2x-2y-2=0 is
BITSAT - 2016
BITSAT
Mathematics
Circles
The lengths of the tangent drawn from any point on the circle 15x²+15y²-48x+64y=0 to the circles 5x²+5y²-24x+32y+75=0 and 5x²+5y²-48x+64y+300=0 are in the ratio
BITSAT - 2016
BITSAT
Mathematics
Circles
A ray of light coming from the point (1,2) is reflected at a point A on the x-axis and then passes through the point (5,3). The coordinates of the point A are
BITSAT - 2016
BITSAT
Mathematics
Straight lines
The equation x²-2√(3)xy+3y²-3x+3√(3)y-4=0 represents
BITSAT - 2016
BITSAT
Mathematics
Straight lines
The curve y=xeˣ has minimum value equal to
BITSAT - 2016
BITSAT
Mathematics
Maxima and Minima
At an extreme point of a function f(x), the tangent to the curve is
BITSAT - 2016
BITSAT
Mathematics
Application of derivatives
The number of integral values of λ for which x²+y²+λ x+(1-λ)y+5=0 is the equation of a circle whose radius exceeds 5, is
BITSAT - 2016
BITSAT
Mathematics
Circles
The line joining (5,0) to (10cosθ,10sinθ) is divided internally in the ratio 2:3 at P. If θ varies, the locus of P is
BITSAT - 2016
BITSAT
Mathematics
Coordinate Geometry
Consider the following statements in respect of the function f(x)=x³-1, x∈[-1,1]: I. f(x) is continuous in [-1,1]. II. f(x) has no root in (-1,1). Which of the statements given above is/are correct?
BITSAT - 2016
BITSAT
Mathematics
Continuity
The set of all values of a for which the function f(x)=(a²-3a+2)(cos²x/4-sin²x/4)+(a-1)x is decreasing is
BITSAT - 2016
BITSAT
Mathematics
Increasing and Decreasing Functions
What is the x-coordinate of the point on the curve f(x)=√(x)(7x-6), where the tangent is parallel to the x-axis?
BITSAT - 2016
BITSAT
Mathematics
Tangents and Normals
If f(x)= begincases (xlog(cos x))/(log(1+x²)), & x\ne0
0, & x=0 endcases then f(x) is
BITSAT - 2016
BITSAT
Mathematics
Continuity and differentiability
If \( [x] \) denotes the greatest integer less than or equal to \( x \), and \( -1 < x < 0 < y < 1 < z < 2 \), then the value of the determinant
\( \begin{vmatrix} [x] + 1 & [y] & [z] \\ [x] & [y] + 1 & [z] \\ [x] & [y] & [z] + 1 \end{vmatrix} \)
is
BITSAT - 2016
BITSAT
Mathematics
Properties of Determinants
Let alpha₁,alpha₂ and beta₁,beta₂ be the roots of ax²+bx+c=0 and px²+qx+r=0 respectively. If the system alpha₁ x+alpha₂ y=0, beta₁ y+beta₂ z=0 has a non-trivial solution, then
BITSAT - 2016
BITSAT
Mathematics
System of Linear Equations
The number of points at which the function f(x)=(1)/(log|x|) is discontinuous is
BITSAT - 2016
BITSAT
Mathematics
Continuity and differentiability
If the matrix beginpmatrix 1 & 3 & λ+2
2 & 4 & 8
3 & 5 & 10 endpmatrix is singular, then λ=
BITSAT - 2016
BITSAT
Mathematics
Properties of Determinants
The fourth term of an A.P. is three times of the first term and the seventh term exceeds the twice of the third term by one. Then the common difference of the progression is
BITSAT - 2016
BITSAT
Mathematics
Sequence and Series
If log a,log b,log c are in A.P. and also log a-log 2b,log 2b-log 3c,log 3c-log a are in A.P., then
BITSAT - 2016
BITSAT
Mathematics
Sequence and Series
If tan(cot x)=cot(tan x), then sin 2x is equal to:
BITSAT - 2016
BITSAT
Mathematics
Trigonometry
The arithmetic mean of numbers a, b, c, d, e is M. What is the value of (a-M)+(b-M)+(c-M)+(d-M)+(e-M)?
BITSAT - 2016
BITSAT
Mathematics
Statistics
Two finite sets have m and n elements. The number of subsets of the first set is 112 more than that of the second set. The values of m and n respectively are:
BITSAT - 2016
BITSAT
Mathematics
sets
The equation $x^2 - 2 \sqrt{3} xy + 3y^2 - 3x + 3 \sqrt{3} y - 4 = 0 $ represents
BITSAT - 2016
BITSAT
Mathematics
Straight lines
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