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Mathematics
List of top Mathematics Questions asked in JEE Main
Let
\(C\)
be the centre of the circle
\(x^2+y^2-x+2 y=\frac{11}{4}\)
and
\(P\)
be a point on the circle A line passes through the point
\(C\)
, makes an angle of
\(\frac{\pi}{4}\)
with the line CP and intersects the circle at the points
\(Q\)
and
\(R\)
Then the area of the triangle
\(PQR\)
(in unit
\({ }^2\)
) is :
JEE Main
Mathematics
Straight lines
A circle x
2
+ y
2
= 8 and a parabola y
2
= 2x are given. Find area bounded by these two curves in first quadrant which lie inside the circle and outside the parabola.
JEE Main
Mathematics
Parabola
If $\frac{dy}{dx} +2y = sin 2x$ and $y(0) = \frac{3}4$ , then $y (\frac{π}{8})$ is equal to:
JEE Main
Mathematics
Derivatives
The area bounded by y = min{sin x, cos x} and x-axis in -π ≤ x ≤ π interval is equal to (in sq. units):
JEE Main
Mathematics
Area under Simple Curves
Let A = [1, 2, 3, 4, 5], m be the number of relations such as 4x ≤ 5y XRY and n be the minimum number of elements to be added from A × A to make a symmetric relation. Then the value of n + m.
JEE Main
Mathematics
Operations on Real Numbers
A=
\(\begin{bmatrix} \alpha & \alpha & \alpha \\ \beta & \alpha & -\beta \\ -\alpha & \alpha & \alpha \end{bmatrix}\)
B is formed by co-factor of A matrix, then find out determinant of AB.
JEE Main
Mathematics
Determinants
If
\(\frac{1}{(1+d)(1+2d)}+\frac{1}{(1+2d)(1+3d)}+...+\frac{1}{(1+9d)(1+10d)}=1,\)
then the value of 50d is____. (d > 0)
JEE Main
Mathematics
Sequence and series
If
\(f(x) = \begin{cases} x-2 & \quad 0\leq x\leq2\\ -2 & \quad -2\leq x\leq0 \end{cases}\)
and
\(h(x) = f(|x|) + |f(x)|, \int\limits^{k}_{0} h(x) dx\)
is equal to _____.(k>0)
JEE Main
Mathematics
Continuity and differentiability
Find the number of rational numbers in the expansion of
\((2^{\frac{1}{5}} + 5^{\frac{1}{3}})^{15}\)
.
JEE Main
Mathematics
binomial expansion formula
Three urn A, B, C, A has 7 red and 5 black balls, B has 5 red and 7 black balls, C has 6 red and 6 black balls. One urn is selected and black ball is taken out. Find probability that the selected urn is A.
JEE Main
Mathematics
Bayes' Theorem
Find
\(\int\limits^{\frac{\pi}{2}}_{-\frac{\pi}{2}} \frac{\sin^2x}{1+2^x} \;dx\)
JEE Main
Mathematics
Integration by Parts
\(f(x)=\frac{2x^2-3x+8}{2x^2+3x+8}\)
, Then sum of maximum and minimum values of f(x) is:
JEE Main
Mathematics
Maxima and Minima
The coefficient of x
7
in (1-x-x
2
+x
3
)
6
JEE Main
Mathematics
binomial expansion formula
If (z)
2
+|z|=0 and if α is sum of roots and β is product of non-zero roots, then find 4(α
2
+β
2
)
JEE Main
Mathematics
Complex numbers
If the length of focal chord of y
2
= 12x is 15 and if the distance of the focal chord from origin is p then 10p
2
is equal to:
JEE Main
Mathematics
Parabola
Let relation defined as $(x_1, y_1) \,R (x_2, y_2)\, x_1 ≤ x_2,\, y_1 ≤ y_2$ and given that
(a) R is reflexive but not symmetric.
(b) R is transitive. then
JEE Main
Mathematics
Relations and functions
If coefficient of $x^4, x^5, x^6$ of $(1 + x)^n$ are in A.P., then maximum value of n is equal to
JEE Main
Mathematics
Arithmetic Progression
If a, b, c are in A. P. and a + 1, b, c + 3 are in G. P., arithmetic mean of a, b, c is 8, then the value of cube of geometric mean of a, b, c is:
JEE Main
Mathematics
Arithmetic Mean
If $ f(x) =\begin{cases}\frac{(72)^x - 9^x -8^x+1}{\sqrt2-\sqrt{1+cosx}} &; x ≠0\\a\,log2\,log3 & ; x=0\end{cases} $ is continuous at x = 0. Then $a^2$ equals to
JEE Main
Mathematics
Continuity and differentiability
The radius of a circle is $\sqrt{10} .\,\, x + y = 4$ is the line intersecting the circle at P & Q. A chord MN is of length 2 m having slope –1. Find perpendicular distance between the two chords PQ and MN.
JEE Main
Mathematics
circle
$(x^2 + 1)2dy + (y(2x^3 + x) – 2)dx = 0, y(0) = 0,$ then y(2) is equal to
JEE Main
Mathematics
Derivatives
If $f(x)= 3\sqrt{(x-2)}+\sqrt{4-x }$ If minimum value = α Maximum value = β find $α2 + β2 $.
JEE Main
Mathematics
Relations and functions
In group A there are 4 men and 5 women and in group B there are 5 men and 4 women, if 4 people are selected from each group. Find a number of ways to select 4 men and 4 women.
JEE Main
Mathematics
permutations and combinations
$(x^2 + 1)2dy + (y(2x^3 + x) – 2)dx = 0, y(0) = 0,$ then y(2) is equal to
JEE Main
Mathematics
Derivatives
Find area bounded by $y^2 ≤ 2x$ and $y ≥ 4x – 1$
JEE Main
Mathematics
Area under Simple Curves
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