could someone please please tell me how to integrate dx/dt = (x^3).(e^t) intial condition : x(1) = -4 this looks v.simple but trust me, its not! help me out! aaaah... thank you
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Originally Posted by matlabnoob could someone please please tell me how to integrate dx/dt = (x^3).(e^t) intial condition : x(1) = -4 this looks v.simple but trust me, its not! help me out! aaaah... thank you Now integrate both sides can you handle it from here by plugging in your intial value to find c
Originally Posted by artvandalay11 Now integrate both sides can you handle it from here by plugging in your intial value to find c thank you! i have gotten that far and then i ended up with =S... after i substituted 1 into t.. x^2 = -1/2e+2c ? that looks v.v.wrong to me. or is it just me =S
Originally Posted by matlabnoob thank you! i have gotten that far and then i ended up with =S... after i substituted 1 into t.. x^2 = -1/2e+2c ? that looks v.v.wrong to me. or is it just me =S so when t=1, x=-4 So And the solution is which can be combined or manipulated or whatever you wanna do but I'll leave it like that
thank you!=] woaah its that easy.... i spent 2 hourson this!!
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