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CUET (PG)
List of top Questions asked in CUET (PG)
Consider the linear mapping F: R
2
→R
2
defined by F(x, y) = (3x+4y, 2x-5y) and following bases of R
2
: E= {e
1
, e
2
} = {(1, 0), (0, 1)} and S = {u
1
, u
2
} = {(1, 2), (2, 3)}. Then the matrix A representing F relative to the basis E is:
CUET (PG) - 2023
CUET (PG)
Mathematics
Matrices
In a group G, if a
5
= e, aba
-1
= b
2
for a, b ∈ G then o(b) is equal to:
CUET (PG) - 2023
CUET (PG)
Mathematics
Vector space
Which one of the following statements is wrong.
CUET (PG) - 2023
CUET (PG)
Mathematics
Vector space
Which one of the following is wrong?
CUET (PG) - 2023
CUET (PG)
Mathematics
Vector space
If f(x) satisfies the conditions of Rolle's theorem in [1, 2] and f(x) is continuous in [1, 2], then
\(\int_1^2f'(x)dx\)
is equal to
CUET (PG) - 2023
CUET (PG)
Mathematics
Integration
If f is twice differentiable function such that f''(x) = - f(x) and f'(x) = g(x), h(x) = [f(x)]
2
+[g(x)]
2
and h(5)=11, then h(10) =
CUET (PG) - 2023
CUET (PG)
Mathematics
Differential Equations
Let f: R→R such that f(1) =3 and f'(1) = 6. Then
\(\lim\limits_{x\rightarrow0}\left(\frac{f(1+x)}{f(1)}\right)^{1/x}\)
equals
CUET (PG) - 2023
CUET (PG)
Mathematics
Relations and functions
The integrating factor of the differential equation
\(\frac{dy}{dx}=\frac{x^3+y^3}{xy^2}\)
is
CUET (PG) - 2023
CUET (PG)
Mathematics
Differential Equations
The order of the permutation
\(\begin{pmatrix} 1 & 2 & 3 & 4 & 5 & 6 \\ 2 & 4 & 6 & 5 & 1 & 3 \end{pmatrix}\)
is
CUET (PG) - 2023
CUET (PG)
Mathematics
Permutations
If λ
1
,λ
2
,λ
3
are the given values of the matrix
\(\begin{bmatrix} -2 & 2 & -3 \\ 2 & 1 & -6 \\ -1 & -2 & 0 \end{bmatrix}\)
, then λ
1
2
+λ
2
2
+λ
3
2
is equal to
CUET (PG) - 2023
CUET (PG)
Mathematics
Matrices
The minimum distance of the point (3, 4, 12) from the sphere x
2
+ y
2
+ z
2
= 1 is
CUET (PG) - 2023
CUET (PG)
Mathematics
Coordinate Geometry
If
\(f(z)=\frac{1}{z^2-3z+2}\)
is expanded in the region |z|<1, then
CUET (PG) - 2023
CUET (PG)
Mathematics
Principle of Mathematical Induction
The function f(z) defined by
\(f(z)= \begin{cases} \frac{Re(z)}{z} & z\neq0\\ 0 & z=0 \end{cases}\)
then which one of the following is true?
CUET (PG) - 2023
CUET (PG)
Mathematics
Limits and derivations
The volume generated by the revolution of the cardiod r = a(1-cosθ) about x-axis is
CUET (PG) - 2023
CUET (PG)
Mathematics
Integration
The value of
\(\int\limits_C \frac{\sin\pi z^2+\cos\pi z^2}{(z-1)(z-2)}dz\)
, where C is the circle |z|=3 is
CUET (PG) - 2023
CUET (PG)
Mathematics
Integration
The given series
\(\frac{x}{1.3}+\frac{x^2}{2.4}+\frac{x^3}{3.5}+......,(x\gt0)\)
is convergent in the interval
CUET (PG) - 2023
CUET (PG)
Mathematics
Principle of Mathematical Induction
Which one of the following is not correct?
CUET (PG) - 2023
CUET (PG)
Mathematics
Limits and derivations
The general solution of
\((D^2+6D+9)y=\frac{e^{-3x}}{x^2}\)
, where
\(D\equiv \frac{d}{dx}\)
is
(given that c
1
and c
2
are arbitrary constants)
CUET (PG) - 2023
CUET (PG)
Mathematics
Solutions of Differential Equations
If
\(\overrightarrow F=y^2\hat{i}+xy\hat{j}+xz\hat{k}\)
and C is the bounding curve of the hemisphere x
2
+y
2
+z
2
=9,z>0, oriented in the positive direction, then value of
\(\int\limits_C \overrightarrow F\cdot d\hat{r}\)
is
CUET (PG) - 2023
CUET (PG)
Mathematics
Application of Integrals
If W is a subspace of R
3
, where W = {(a, b, c): a+b+c = 0}, then dim W is equal to
CUET (PG) - 2023
CUET (PG)
Mathematics
Vector space
The dimension of the general solution space W of the homogeneous system
x
1
+2x
2
-3x
3
+2x
4
-4x
5
=0
2x
1
+4x
2
-5x
3
+x
4
-6x
5
= 0
5x
1
+10x
2
-13x
3
+4x
4
-16x
5
= 0
CUET (PG) - 2023
CUET (PG)
Mathematics
Matrices
If A=
\(\begin{bmatrix} 1 & 2 & 0 & -1\\ 2 & 6 & -3 & -3\\ 3 & 10 & -6 & -5 \end{bmatrix}\)
, then which one of the following is true?
CUET (PG) - 2023
CUET (PG)
Mathematics
Matrices
If the solution of
\(x\frac{dy}{dx}+y=x^3y^6\)
is
\(\frac{1}{y^\alpha x^\beta}=\frac{\gamma}{2x^2}+C\)
, then value of
\(\alpha+\beta+\gamma\)
is
CUET (PG) - 2023
CUET (PG)
Mathematics
Differential Equations
If
\(x^2\frac{d^2y}{dx^2}-2x\frac{dy}{dx}-4y=x^4\)
, then particular integral (P.I) of the given differential equation is
CUET (PG) - 2023
CUET (PG)
Mathematics
Differential Equations
If f: R
2
→R
2
is a function defined as
\(f(x,y) = \begin{cases} \frac{x}{\sqrt{x^2+y^2}}, & x\neq0,y\neq0\\ 2, & x=0,y=0 \end{cases}\)
then, which of the following is correct?
CUET (PG) - 2023
CUET (PG)
Mathematics
Continuity and differentiability
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