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List of top Mathematics Questions asked in KCET
If the middle term of the
$A.P$
is
$300$
then the sum of its first
$51$
terms is
KCET - 2021
KCET
Mathematics
Arithmetic Progression
The angle between the lines whose direction cosines are $\left(\frac{\sqrt{3}}{4}, \frac{1}{4}, \frac{\sqrt{3}}{2}\right)$ and $\left(\frac{\sqrt{3}}{4}, \frac{1}{4}, \frac{-\sqrt{3}}{2}\right)$ is
KCET - 2021
KCET
Mathematics
Three Dimensional Geometry
If the area of the Ellipse is
$\frac{x^{2}}{25}+\frac{y^{2}}{\lambda^{2}}=1$
is
$20 \pi$
square units, then
$\lambda$
is
KCET - 2021
KCET
Mathematics
Ellipse
A vector $\vec{a}$ makes equal acute angles on the coordinate axis. Then the projection of vector $\vec{ b }=5 \hat{ i }+7 \hat{ j }-\hat{ k }$ on $\vec{ a }$ is
KCET - 2021
KCET
Mathematics
Vector Algebra
The number of solutions of
$\frac{d y}{d x}=\frac{y+1}{x-1}$
when
$y(1)=2$
is
KCET - 2021
KCET
Mathematics
General and Particular Solutions of a Differential Equation
Solution of Differential Equation $xdy - ydx = 0$ represents
KCET - 2021
KCET
Mathematics
Differential equations
If $\vec{a} \cdot \vec{b}=0$ and $\vec{a}+\vec{b}$ makes an angle $60^{\circ}$ with $\vec{a} $ then
KCET - 2021
KCET
Mathematics
Vector Algebra
If the area of the parallelogram with $\vec{a}$ and $\vec{b}$ as two adjacent sides is $15$ s units then the area of the parallelogram having $3 \vec{a}+2 \vec{b}$ and $\vec{a}+3 \vec{b}$ as two adjacent sides in s units is
KCET - 2021
KCET
Mathematics
Vector Algebra
If a plane meets the coordinate axes at $A, B$ and $C$ in such a way that the centroid of triangle $ABC$ is at the point $(1,2,3)$ then the equation of the plane is
KCET - 2021
KCET
Mathematics
Three Dimensional Geometry
If the side of a cube is increased by 5%, then the surface area of a cube is increased by
KCET - 2020
KCET
Mathematics
Continuity and differentiability
If
$|tan \,A + \cot \,A = 2$
, then the value of
$\tan^4 A + \cot^ 4 A = $
KCET - 2020
KCET
Mathematics
Trigonometric Functions
The number of terms in the expansion of (x + y + z)
10
is
KCET - 2020
KCET
Mathematics
binomial expansion formula
The value of
16
C
9
+
16
C
10
-
16
C
6
-
16
C
7
is
KCET - 2020
KCET
Mathematics
Combinations
If z = x +iy then the equation |z + 1| = |z - 1| represents
KCET - 2020
KCET
Mathematics
complex numbers
If P(n) : 2
n
< n!
Then the smallest positive integer for which P(n) is true if
KCET - 2020
KCET
Mathematics
Sequence and series
If tan A + cot A = 2, then the value of tan
4
A + cot
4
A =
KCET - 2020
KCET
Mathematics
Trigonometric Identities
The value of sin
2
51° + sin
2
39° is
KCET - 2020
KCET
Mathematics
Trigonometry
If n(A) = 2 and total number of possible relations from Set A to set B is 1024, then n(B) is
KCET - 2020
KCET
Mathematics
Set Theory
If A = {1, 2, 3, 4, 5, 6}, then the number of subsets of A which contain atleast two elements is
KCET - 2020
KCET
Mathematics
Set Theory
Events E
1
and E
2
form a partition of the sample space S. A is any event that P(E
1
) = P(E
2
) =
\(\frac{1}{2}\)
, P(E
2
/A) =
\(\frac{1}{2}\)
and P(A/E
2
) =
\(\frac{2}{3}\)
, then P(E
1
/A) is
KCET - 2020
KCET
Mathematics
Conditional Probability
The probability of solving a problem by three persons A, B and C independently is
\(\frac{1}{2}\)
,
\(\frac{1}{4}\)
and
\(\frac{1}{3}\)
respectively. Then the probability of the problem is solved by any two of them is
KCET - 2020
KCET
Mathematics
Probability
A die is thrown 10 times, the probability that an odd number will come up atleast one time is
KCET - 2020
KCET
Mathematics
Probability
Corner points of the feasible region determined by the system of linear constraints are (0, 3), (1, 1) and (3, 0). Let z = px + qy, where p, q > 0. Condition on p and q so that the minimum of z occurs at (3, 0) and (1, 1) is
KCET - 2020
KCET
Mathematics
Linear Programming Problem
The feasible region of an LPP is shown in the figure. If Z = 11x + 7y then the maximum value of Z occurs at
KCET - 2020
KCET
Mathematics
Linear Programming Problem and its Mathematical Formulation
The sine of the angle between the straight line
\(\frac{x-2}{3}=\frac{3-y}{-4}=\frac{z-4}{5}\)
and the plane 2x - 2y + z = 5 is
KCET - 2020
KCET
Mathematics
Three Dimensional Geometry
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