Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Solution of the equation
d
y
d
x
=
y
d
(
ϕ
(
x
)
)
d
x
−
y
2
ϕ
(
x
)
\frac{dy}{dx} = \frac{y \frac{d(\phi(x))}{dx} - y^2}{\phi(x)}
d
x
d
y
=
ϕ
(
x
)
y
d
x
d
(
ϕ
(
x
))
−
y
2
is (A)
y
=
ϕ
(
x
)
+
c
x
y = \frac{\phi(x) + c}{x}
y
=
x
ϕ
(
x
)
+
c
(B)
y
=
ϕ
(
x
)
x
+
c
y = \frac{\phi(x)}{x} + c
y
=
x
ϕ
(
x
)
+
c
(C)
y
=
ϕ
(
x
)
x
+
c
y = \frac{\phi(x)}{x + c}
y
=
x
+
c
ϕ
(
x
)
(D)
y
=
ϕ
(
x
)
+
x
+
c
y = \phi(x) + x + c
y
=
ϕ
(
x
)
+
x
+
c
Browse the problem library