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In: Advanced Math

Find a general solution to the following​ higher-order equation: y''''+17y''+16y=0 I know you have to rewrite...

Find a general solution to the following​ higher-order equation: y''''+17y''+16y=0

I know you have to rewrite this question into :

r4 + 17r2 +16 = 0

factoring I get (r2 +1)(r2+16), facotring further (r+i)2(r+4i)2

Am I correct so far? and if so how do I approach from this point onwards?

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