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Dhinesh Vijayan
Subject: Maths
, asked on 14/2/18
Pls solve this sum
Q11. Solve the differential equation : log 5
$\left(\frac{\mathrm{dy}}{\mathrm{dx}}\right)=\mathrm{ax}+\mathrm{by}$
.
Answer
2
Nithyashrri Saravanan
Subject: Maths
, asked on 11/2/18
Write the sum of the order and degree of the following differential equation:
$\frac{d}{dx}\left\{{\left(\frac{dy}{dx}\right)}^{3}\right\}=0$
Answer
1
Nithyashrri Saravanan
Subject: Maths
, asked on 11/2/18
Dear experts in differential equations if there are 3 arbitary constants then is it necessary that we should differentiate thrice? In case we are able to obtain an equation eliminating all the constants by differentiating twice,is it right?
Answer
1
Nithyashrri Saravanan
Subject: Maths
, asked on 11/2/18
Dear experts is the answer right . the question is form a differential equation of family of circles passing through the points(a,0) and (-a,0)
Answer
1
Pranav Shorey
Subject: Maths
, asked on 8/2/18
no links please
$10.\mathrm{Form}\mathrm{the}\mathrm{differential}\mathrm{equation}\mathrm{corresponding}\mathrm{to}\mathrm{the}\mathrm{function}\phantom{\rule{0ex}{0ex}}\mathrm{y}=\mathrm{c}{\left[\mathrm{x}-\mathrm{c}\right]}^{2}$
Answer
2
Afrah Baber Khan
Subject: Maths
, asked on 3/2/18
Find dy/dx if x = 2at
^{2 }
, y=at
^{4}
Answer
1
Aashish Rohilla
Subject: Maths
, asked on 26/1/18
solve the differential equation dy/dx = x+y+1/x+y
Answer
1
Dipesh Malhotra
Subject: Maths
, asked on 25/1/18
Q.26. Show that the differential equation
$\left(x{e}^{x/y}+y\right)dx=xdy$
is homogeneous. Find the particular solution of this differential equation, given that x = 1 when y = 1.
Answer
1
Shubhrajyoti Ghosh
Subject: Maths
, asked on 22/1/18
$f\left(x\right)={x}^{3}-12{x}^{2}+36x+17$
Answer
1
Shubhrajyoti Ghosh
Subject: Maths
, asked on 22/1/18
$\mathit{Q}\mathbf{.}Findtheintervalsinwhichthefollowingfunctionsare\left(a\right)increa\mathrm{sin}g\left(b\right)decrea\mathrm{sin}g\phantom{\rule{0ex}{0ex}}f\left(x\right)=2{x}^{3}-15{x}^{2}+36x+1$
Answer
3
Shubhrajyoti Ghosh
Subject: Maths
, asked on 22/1/18
Prove that the function
f
(
x
) = 4
x
^{3}
+ 6
x
^{2}
– 24
x
+ 1 decreases in the interval (–2, 1)
Answer
1
Shubhrajyoti Ghosh
Subject: Maths
, asked on 15/1/18
Q The order and degree of the differential equation representing the family of curves .
${y}^{2}$
= 2k ( x +
$\sqrt{k}$
) (where k is a positive parameter) are respectively —
1,3
2,4
1,4
1,2
Answer
1
Shanaya
Subject: Maths
, asked on 14/1/18
How did we put the value of v in the equation and where did -2log|x| in RHS go?
Answer
1
Shubhrajyoti Ghosh
Subject: Maths
, asked on 9/1/18
Evaluate:
$\left|\begin{array}{ccc}1& 1& 1\\ 1& {\omega}^{2}& \omega \\ 1& \omega & {\omega}^{2}\end{array}\right|$
(where ω is an imaginary cube root of unity).
Answer
1
Shubhrajyoti Ghosh
Subject: Maths
, asked on 9/1/18
20. Find the common tangents to the hyperbola x
^{2}
- 2y
^{2}
= 4 and the circle .
Answer
1
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What are you looking for?

Q11. Solve the differential equation : log 5 $\left(\frac{\mathrm{dy}}{\mathrm{dx}}\right)=\mathrm{ax}+\mathrm{by}$.

$\frac{d}{dx}\left\{{\left(\frac{dy}{dx}\right)}^{3}\right\}=0$

$10.\mathrm{Form}\mathrm{the}\mathrm{differential}\mathrm{equation}\mathrm{corresponding}\mathrm{to}\mathrm{the}\mathrm{function}\phantom{\rule{0ex}{0ex}}\mathrm{y}=\mathrm{c}{\left[\mathrm{x}-\mathrm{c}\right]}^{2}$

^{2 }, y=at^{4}f(x) = 4x^{3}+ 6x^{2}– 24x${y}^{2}$ = 2k ( x + $\sqrt{k}$) (where k is a positive parameter) are respectively —

^{2}- 2y^{2}= 4 and the circle .