Question

Find the general solution of y′′−y′−6y=cos(t)+e^{t}

Answer #1

Find a general solution to the differential equation.
y''-6y'+9y=t^-7e^3t. The general solution is y(t)=

Use
the method of undetermined coefficents to find a general solution
for the DE y'''-6y''=3-cos(x)

4. Find a general solution of y" + 9y = 18e^(−t) cos(3t).

Find the general solution to y''+6y'+9y=e^-3x

find the general solution to x^2*y''+6xy'+6y=0

find the general solution of following ”AIRY” ODE
y’’+6y=0

Find the general solution of the equation: y''+6y'+9y=0 where
y(1)=3 y' (1)=-2 and then find the particular solution.

Find an arc length parametrization of
r(t) =
(et
sin(t),
et
cos(t),
10et )

Find the general solution of y′′ − y′ − 2y = 10 cos x.

17.)Find the curvature of r(t) at the
point (1, 0, 0).
r(t) =
et
cos(t),
et
sin(t), 3t
κ =

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