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Recent questions tagged p238

The degree of the differential equation $\;\Large c=\frac{\left[1+\left(\frac{dy}{dx}\right)^{3}\right]^{2/3}}{\frac{d^{3}y}{dx^{3}}}$ where $c$ is a constant

asked May 23, 2013 by poojasapani_1

1 answer

The differential equation satisfied by all the straight lines in $xy$ plane is

asked May 23, 2013 by poojasapani_1

1 answer

The amount present in a radio active element disintegrates at a rate proportional to its amount .The differential equation corresponding to the above statement is ($k$ is negative)

asked May 23, 2013 by poojasapani_1

1 answer

The degree of the differential equation $\Large\sqrt{1+\left(\frac{dy}{dx}\right)^{1/3}}=\frac{d^{2}y}{dx^{2}}$

asked May 23, 2013 by poojasapani_1

1 answer

The differential equation of the family of lines $y=mx$ is

asked May 23, 2013 by poojasapani_1

1 answer

A particular integral of $(D^{2}-4D+4)y=e^{2x}$ is

asked May 23, 2013 by poojasapani_1

1 answer

The complementary function of $(D^{2}+1)y=e^{2x}$ is

asked May 23, 2013 by poojasapani_1

1 answer

The integrating factor of the differential equation $\large\frac{dy}{dx}$$+py=Q$ is

asked May 23, 2013 by poojasapani_1

1 answer

The differential equation of all circles with centre at the origin is

asked May 23, 2013 by poojasapani_1

1 answer

Find the eccentricity, centre , foci , and vertices of the following hyperbolas and draw their diagrams: $x^{2}-3y^{2}+6x+6y+18=0$

asked Apr 11, 2013 by poojasapani_1

1 answer

Find the eccentricity, centre , foci , and vertices of the following hyperbolas and draw their diagrams: $x^{2}-4y^{2}+6x+16y-11=0$

asked Apr 11, 2013 by poojasapani_1

1 answer

Find the eccentricity, centre , foci , and vertices of the following hyperbolas and draw their diagrams: $\large\frac{y^{2}}{9}-\frac{x^{2}}{25}=$$1$

asked Apr 11, 2013 by poojasapani_1

1 answer

Find the eccentricity, centre , foci , and vertices of the following hyperbolas and draw their diagrams: $25x^{2}-16y^{2}=400$

asked Apr 11, 2013 by poojasapani_1

1 answer

Show that the locus of a point which moves so that the difference of its distance from the points $(5 , 0 ) $ and $(-5 , 0 )$is $8 $ is $9x^{2}-16y^{2}=144$

asked Apr 11, 2013 by poojasapani_1

1 answer

Find the equations of directrices ,latus rectums and length of latus rectum of the following hyperbolas:$9x^{2}-4y^{2}-36x+32y+8=0$

asked Apr 11, 2013 by poojasapani_1

1 answer

Find the equations of directrices ,latus rectums and length of latus rectum of the following hyperbolas: $4x^{2}-9y^{2}=576$

asked Apr 11, 2013 by poojasapani_1

1 answer

Find the equation and the length of the transverse and conjugate axis of the following hyperbola:$16x^{2}-9y^{2}+96x+36y-36=0$

asked Apr 11, 2013 by poojasapani_1

1 answer

Find the equation and the length of the transverse and conjugate axis of the following hyperbola: $8y^{2}-2x^{2}=16$

asked Apr 11, 2013 by poojasapani_1

1 answer

Find the equation and the length of the transverse and conjugate axis of the following hyperbola :$144x^{2}-25y^{2}=3600$

asked Apr 11, 2013 by poojasapani_1

1 answer

Find the equation of the hyperbola if foci: $(6 , -1 )$ and $(-4 , -1)$ and passing through the point $(4 , -1 )$

asked Apr 11, 2013 by poojasapani_1

1 answer

Find the equation of the hyperbola if centre : $(1 , 4 );$one of the foci $(6 , 4 )$ and the corresponding directrix is $x=\large\frac{9}{4}$

asked Apr 11, 2013 by poojasapani_1

1 answer

Find the equation of the hyperbola if foci: $(\pm 3 , 5 ); e=3$

asked Apr 11, 2013 by poojasapani_1

1 answer

Find the equation of the hyperbola if foci:$(0,\pm 8 )$; length of transverse axis is $12$ .

asked Apr 11, 2013 by poojasapani_1

1 answer

The plane 2x-3y+6z-11=0 makes an angle $\sin^{-1}(\alpha)$ with x-axis.The value of $\alpha$ is equal to

asked Jan 4, 2013 by sreemathi.v

1 answer

The locus represented by $xy+yz=0$ is

asked Jan 4, 2013 by sreemathi.v

1 answer

The area of the quadilateral $ABCD$ where $A(0,4,1),B(2,3,-1),C(4,5,0)$ and $D(2,6,2)$ is equal to

asked Jan 4, 2013 by sreemathi.v

1 answer

The reflection of the point $(\alpha,\beta,\gamma)$ in the xy-plane is

asked Jan 4, 2013 by sreemathi.v

1 answer

The sine of the angle between the straight line $\large \frac{x\;-2}{3}=\frac{y\;-3}{4}=\frac{z\;-4}{5}\;$ and the plane $2x-2y+z=5$ is

asked Jan 4, 2013 by sreemathi.v

1 answer

The distance of the plane $\overrightarrow{r}.\bigg(\frac{2}{7}\hat i+\frac{3}{7}\hat j-\frac{6}{7}\hat k\bigg)$=1 from the origin is

asked Jan 4, 2013 by sreemathi.v

1 answer

If the directions cosines of a line are $k,k,k$ then

asked Jan 4, 2013 by sreemathi.v

1 answer

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