menu
search
person
Google Login
search
brightness_auto
edit
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Recent questions tagged jeemain-2019-maths
by
Brainiak
(
85.5k
points)
in
Uncategorized
asked
Jun 4, 2021
74
views
The Boolean expression ∼(p⇒(∼q)) is equivalent to :
jeemain
jeemain-2019-maths
thumb_up_off_alt
500
like
thumb_down_off_alt
0
dislike
1
answer
by
Brainiak
(
85.5k
points)
in
Uncategorized
asked
Jun 3, 2021
136
views
A plane which bisects the angle between the two given planes 2x – y + 2z – 4 = 0 and x + 2y + 2z – 2 = 0, passes through the point :0
jeemain-2019-maths
maths
jee
thumb_up_off_alt
500
like
thumb_down_off_alt
0
dislike
1
answer
by
Brainiak
(
85.5k
points)
in
Uncategorized
asked
Jun 3, 2021
127
views
The equation of the common tangent to the curves y^2 = 8x and xy = - 1 is
jeemain-2019-maths
jeemain
imp
tangents-and-normal
thumb_up_off_alt
500
like
thumb_down_off_alt
0
dislike
1
answer
by
Brainiak
(
85.5k
points)
in
Uncategorized
asked
Jun 3, 2021
270
views
The general solution of the differential equation (y^2 – x^3 )dx – xydy = 0 (x ≠ 0) is :
jeemain-2019-maths
jeemain
maths
imp
thumb_up_off_alt
500
like
thumb_down_off_alt
0
dislike
1
answer
by
Brainiak
(
85.5k
points)
in
Uncategorized
asked
Jun 3, 2021
77
views
Let a ∈ (0,π/2) be fixed. If the integral ∫ tan x + tan α/tan x - tan α dx = A(x) cos 2α + B(x) sin 2α + C, where C is a
jeemain-2019-maths
jeemain
imp
thumb_up_off_alt
500
like
thumb_down_off_alt
0
dislike
1
answer
by
Gyani
in
Uncategorized
asked
Mar 19, 2021
221
views
A bird is sitting on the top of a vertical pole 20 m high and its elevation from a point O on the ground is 45°
jeemain2014
jeemain-2019-maths
thumb_up_off_alt
501
like
thumb_down_off_alt
0
dislike
2
answers
by
Gyani
in
Uncategorized
asked
Mar 15, 2021
157
views
If x = √3/2 + i/2(i = √-1), then (1 + iz + z5 + iz8)9 is equal to -
jeemain-2019-maths
thumb_up_off_alt
501
like
thumb_down_off_alt
0
dislike
1
answer
by
Bharat
in
Uncategorized
asked
Mar 15, 2021
156
views
If (z - α)/(z + α) (α ∈ R) is a purely imaginary number and |z| = 2, then a value of α is :
jeemain-2019-maths
thumb_up_off_alt
501
like
thumb_down_off_alt
0
dislike
1
answer
by
Sarthak
in
Uncategorized
asked
Mar 15, 2021
130
views
Let A={θϵ(-π/2π):3+2isinθ/1-2isinθ is purely imaginary} then the sum of elements in A is
complexnumbers
jeemain
jeemain-2019-maths
thumb_up_off_alt
501
like
thumb_down_off_alt
0
dislike
1
answer
by
Brainiak
(
85.5k
points)
in
Uncategorized
asked
Mar 14, 2021
362
views
The value of cos π/2^2.cosπ/2^3..... .cosπ/2^10.sinπ/2^10
jeemain-2019-maths
thumb_up_off_alt
501
like
thumb_down_off_alt
0
dislike
1
answer
by
anonymous
in
Uncategorized
asked
Mar 11, 2021
761
views
tanA/(1-cotA) + cotA/(1-tanA) can be written as
jeemain-2019-maths
thumb_up_off_alt
500
like
thumb_down_off_alt
0
dislike
1
answer
by
anonymous
in
Uncategorized
asked
Mar 11, 2021
276
views
cos210° - cos10°cos50° + cos250° is equal to (1) 3/2 (2) 3/4 (3) 3/2(cos20° + 1) (4) 3/4(cos20° + 1)
jeemain-2019-maths
thumb_up_off_alt
501
like
thumb_down_off_alt
0
dislike
1
answer
by
anonymous
in
Uncategorized
asked
Mar 10, 2021
87
views
Two vertical poles of heights, 20 m and 80 m stand a part on a horizontal plane
jeemain-2019-maths
thumb_up_off_alt
500
like
thumb_down_off_alt
0
dislike
1
answer
by
anonymous
in
Uncategorized
asked
Mar 10, 2021
127
views
If cos (α + β) = 4/5 and sin (α – β) = 5/13 , where they lie between 0 and π/4, find the value of tan2α
jeemain-2019-maths
thumb_up_off_alt
500
like
thumb_down_off_alt
0
dislike
1
answer
by
anonymous
in
Uncategorized
asked
Mar 10, 2021
253
views
If alpha=cos^-1(3/5) , beta=tan^-1(1/3), where 0<alpha,beta<π/4 , then alpha-beta is equal to
jeemain-2019-maths
thumb_up_off_alt
501
like
thumb_down_off_alt
0
dislike
1
answer
by
anonymous
in
Uncategorized
asked
Mar 10, 2021
276
views
The maximum value of 3cos theta+5sin{theta-π/6) for any real value of theta is
jeemain-2019-maths
thumb_up_off_alt
500
like
thumb_down_off_alt
0
dislike
1
answer
To see more, click for the
full list of questions
or
popular tags
.
Most popular tags
jeemain
geography-10th
engineering physics
physics
maharashtra-board
5.2k
questions
4.7k
answers
75
comments
393
users
...