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List of top Mathematics Questions asked in KCET
The value of
$[( a - b )( b - c )( c - a )]$
is equal to
KCET - 2014
KCET
Mathematics
Vector Algebra
If the line
$6x - 7y + 8 + \lambda (3x - y + 5) = 0$
is parallel to y-axis, then
$\lambda$
is equal to
KCET - 2013
KCET
Mathematics
Straight lines
The number of real circles cutting orthogonally the circle
$x^2 + y^2 + 2x - 2y + 7 = 0$
is
KCET - 2013
KCET
Mathematics
Circle
If
$\sin x- \sin y = \frac {1}{2}$
and
$\cos x- \cos y = 1$
, then
$ \tan(x + y) $
is equal to
KCET - 2013
KCET
Mathematics
Trigonometric Functions
If the determinant of the adjoint of a (real) matrix of order
$3$
is
$25$
, then the determinant of the inverse of the matrix is
KCET - 2013
KCET
Mathematics
Determinants
If the area of the auxiliary circle of the ellipse
$\frac {x^2}{a^2}+\frac {y^2}{b^2}=1 (a >\, b)$
is twice the area of the ellipse, then the eccentricity of the ellipse is
KCET - 2013
KCET
Mathematics
Conic sections
The range of the function
$f(x)= \sin [x],-\frac {\pi}{4} < x < \frac {\pi}{4}$
where
$[x]$
denotes the greatest integer
$\leq x$
, is ________
KCET - 2013
KCET
Mathematics
Trigonometric Functions
If
$a$
is a vector perpendicular to both
$b$
and
$c$
, then
KCET - 2013
KCET
Mathematics
Vector Algebra
The angle between the lines
$\sin^2 \alpha \cdot y^2 - 2xy \cdot \cos^2 \alpha + (\cos^2 \alpha - 1)x^2 = 0$
, is
KCET - 2013
KCET
Mathematics
Straight lines
The equation of the tangent to the parabola $y^2 = 4x$ inclined at an angle of $\frac{\pi}{4}$ to the $+ve$ direction of $x$-axis is
KCET - 2013
KCET
Mathematics
Conic sections
$log (\sin \,1^\circ ) \times \log(\sin\, 2^\circ) \times \log(\sin \,3^\circ)\dots log (sin \,179^{\circ})$
KCET - 2013
KCET
Mathematics
Trigonometric Functions
If
$\frac {(x+1)^2}{x^3+x}=\frac {A}{x}+\frac {Bx+C}{x^2+1}$
, then
$\sin^{-1} \,A + \tan ^{-1} \,B + sec ^{-1} \,C$
is equal to
KCET - 2013
KCET
Mathematics
Inverse Trigonometric Functions
If the value of
$C_0 + 2 \cdot C_1 + 3 \cdot C_2 + \dots+ (n+1) \cdot C_n=576$
,then n is equal to
KCET - 2013
KCET
Mathematics
Binomial theorem
The minimum area of the triangle formed by the variable line
$3 \, \cos\,\theta \cdot x + 4 \,\sin \,\theta \cdot y = 12$
and the co-ordinate axes is
KCET - 2013
KCET
Mathematics
Straight lines
The inverse of the proposition
$(p \wedge \sim q)\rightarrow r$
is
KCET - 2013
KCET
Mathematics
mathematical reasoning
Solution of
$e^\frac {dy}{dx} = x$
when
$x = 1$
and
$y = 0$
is
KCET - 2012
KCET
Mathematics
Order and Degree of Differential Equation
If one of the slopes of the pair of lines
$ax^2 + 2hxy + by^2 = 0$
is
$n$
times the other then
KCET - 2012
KCET
Mathematics
Straight lines
The last digit of number
$7^{886}$
is
KCET - 2012
KCET
Mathematics
general and middle terms
The perimeter of a sector is a constant. If its area is to be maximum, then the sectorial angle is
KCET - 2012
KCET
Mathematics
Derivatives
$p \rightarrow \sim q$
can also be written as
KCET - 2012
KCET
Mathematics
mathematical reasoning
The length of the sub-tangent, ordinate and the sub-normal are in
KCET - 2012
KCET
Mathematics
Tangents and Normals
$\frac {\sin 70^\circ\, +\cos 40^\circ} {\cos 70^\circ + \sin 40^\circ}$
=
KCET - 2012
KCET
Mathematics
Trigonometric Equations
The least and the greatest distances of the point
$(10, 7)$
from the circle
$x^2 + y^2 - 4x - 2y - 20 = 0$
are
KCET - 2012
KCET
Mathematics
Application of derivatives
If the straight line
$3x + 4y = k$
touches the circle
$x^2 + y^2 = 16x$
, then the value of
$k$
is
KCET - 2012
KCET
Mathematics
Conic sections
The equations of the two tangents from
$(-5, - 4)$
to the circle
$x^2 + y^2 + 4x + 6y + 8 = 0$
are
KCET - 2012
KCET
Mathematics
Conic sections
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