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SRMJEEE 2019
List of top Questions asked in SRMJEEE- 2019
If the circles x
2
+ y
2
+ 2x + 2ky + 6 = 0, x
2
+ y
2
+ 2ky + k = 0 intersect orthogonally, then k is
SRMJEEE - 2019
SRMJEEE
Mathematics
circle
The equation of the second degree x
2
+2√2xy+2y
2
+4x+4√2y+1=0 represents a pair of straight lines, the distance between them is
SRMJEEE - 2019
SRMJEEE
Mathematics
Straight lines
Consider points A,B,C and D with position vectors
\(7\vec{i}-4\vec{j}+7\vec{k}, \vec{i}-6\vec{j}+10\vec{k}, -\vec{i}-3\vec{j}+4\vec{k}\)
and
\(5\vec{i}-\vec{j}+5\vec{k}\)
respectively, then ABCD is a
SRMJEEE - 2019
SRMJEEE
Mathematics
Vector Algebra
In a G.P if the (m+n)
th
term is p and (m-n)
th
term is q then its m
th
term is
SRMJEEE - 2019
SRMJEEE
Mathematics
Geometric Progression
ABCD is a square A = (1,2), B = (3,-4). If line CD passes through (3,8) then midpoint of CD is
SRMJEEE - 2019
SRMJEEE
Mathematics
Geometry
The value of the integral
\(\int\limits^6_3\frac{\sqrt{x}}{\sqrt{9-x}+\sqrt x}dx\)
is
SRMJEEE - 2019
SRMJEEE
Mathematics
integral
The circles x
2
+ y
2
- 4x - 6y - 12 = 0 and x
2
+ y
2
+ 6x - 8y + 21 = 0
SRMJEEE - 2019
SRMJEEE
Mathematics
circle
\(\int \sec xdx\)
is
SRMJEEE - 2019
SRMJEEE
Mathematics
integral
\(\displaystyle\int\frac{dx}{cosx-sinx}\)
is equal to
SRMJEEE - 2019
SRMJEEE
Mathematics
integral
The line 4x+6y+9=0 touches y
2
=4x at the point
SRMJEEE - 2019
SRMJEEE
Mathematics
general equation of a line
The eccentricity of a circle e is
SRMJEEE - 2019
SRMJEEE
Mathematics
circle
Let
\(f:R\rightarrow R\)
be defined by
\(f(x) = \begin{cases} k-2x,x\le-1\\ 2x+3,x\gt-1 \end{cases}\)
. If f(x) has a local minimum at x=- 1, then a possible value of k is
SRMJEEE - 2019
SRMJEEE
Mathematics
Functions
A missile fired from ground level rises x metres vertically upwards in 't' seconds and x = t( 100-12.5t). Then the maximum height reached by the missile is
SRMJEEE - 2019
SRMJEEE
Mathematics
Trigonometry
Find
\(Lt_{x\rightarrow\infin}(\frac{x}{2+x})^{2x}\)
SRMJEEE - 2019
SRMJEEE
Mathematics
limits and derivatives
\(lt_{x\rightarrow\infin}(\frac{x^2+5x+3}{x^2+x+3})^{\frac{1}{3}}\)
is
SRMJEEE - 2019
SRMJEEE
Mathematics
limits and derivatives
How many positive integers n can be formed using the digits 3,4,4,5,5,6,7, if n has to exceed 50,00,000?
SRMJEEE - 2019
SRMJEEE
Mathematics
Integers
\(\frac{1}{2.5}+\frac{1}{5.8}+\frac{1}{8.11}+...+\frac{1}{(3n-1)(3n+2)}\)
is equal to
SRMJEEE - 2019
SRMJEEE
Mathematics
Algebra
If
\(i=\sqrt{-1}\)
, then
\(4+5(\frac{-1}{2}+\frac{i\sqrt3}{2})^{334}+3(\frac{-1}{2}+\frac{i\sqrt3}{2})^{265}\)
is equal to
SRMJEEE - 2019
SRMJEEE
Mathematics
Trigonometry
The points representing the complex numbers Z for which |Z + 4|
2
- |Z - 4|
2
= 8 lie on
SRMJEEE - 2019
SRMJEEE
Mathematics
Straight lines
Number of integral values of x satisfying x
2
- 4x - 21 > 0 and x
2
- 9x + 8 < 0 is
SRMJEEE - 2019
SRMJEEE
Mathematics
integral
If A is a non-singular matrix such that AA
T
= A
T
A and B = A
-1
A
T
, then matrix B is
SRMJEEE - 2019
SRMJEEE
Mathematics
Matrices
If I is the unit matrix of order n, where K≠0 is a constant, then adj(KI) =
SRMJEEE - 2019
SRMJEEE
Mathematics
Matrices
If
\(\Delta_1=\begin{vmatrix} x&b&b \\a&x&b\\a&a&x\end{vmatrix}\)
and
\(\Delta_2=\begin{vmatrix} x&b \\a&x\end{vmatrix}\)
, then
\(\frac{d}{dx}(\Delta_1)\)
is equal to
SRMJEEE - 2019
SRMJEEE
Mathematics
Matrices
If
\(f(x) = \begin{cases} 1 + x & \text{if } 0 \leq x \leq 2 \\ 3 - x & \text{if } 2 < x \leq 3 \end{cases}\)
, then
\(f[f(x)]\)
is
SRMJEEE - 2019
SRMJEEE
Mathematics
Functions
If A+B=
\(\begin{pmatrix} 2&-4 \\4&0 \end{pmatrix}\)
and 3B=
\(\begin{pmatrix} -9&6 \\3&12 \end{pmatrix}\)
then A+4B is
SRMJEEE - 2019
SRMJEEE
Mathematics
sets
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