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Staffy
 3 years ago
Solve
x¨ + x = sin3t, x(0) = 0, x˙(0) = 1.
[Hint: you may ﬁnd it helpful to write sin3x = a sin x + b sin 3x and solve for a and b.
Staffy
 3 years ago
Solve x¨ + x = sin3t, x(0) = 0, x˙(0) = 1. [Hint: you may ﬁnd it helpful to write sin3x = a sin x + b sin 3x and solve for a and b.

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mahmit2012
 3 years ago
Best ResponseYou've already chosen the best response.1I try to install again.wait

mahmit2012
 3 years ago
Best ResponseYou've already chosen the best response.1do you know how we can solve integral of sin^4x ?

mahmit2012
 3 years ago
Best ResponseYou've already chosen the best response.1dw:1355067733034:dw

mahmit2012
 3 years ago
Best ResponseYou've already chosen the best response.1Unfortunately it is not write in a right space!

mahmit2012
 3 years ago
Best ResponseYou've already chosen the best response.1x2=sinx and c=sin^3x
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