Get our expert's

answer on brainly

SEE EXPERT ANSWER

Get your **free** account and access **expert** answers to this and **thousands** of other questions.

I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!

Join Brainly to access

this expert answer

SEE EXPERT ANSWER

To see the **expert** answer you'll need to create a **free** account at **Brainly**

is that d to the fourth power?

yup :)

So, you're working on fourth order diff eqn?

yup :)

factor D^4+4 first,

yeah with u ... i am just so exhausted sorry

then ?

So, did u find the factors?

No i feel like being against a nuclear reactor

Okay, let me help:
D^4+4=D^4-(2i)^2=(D^2+2i)(D^2-2i)

ooooooooooooooooh ! finally i got it .. so many thanks :) that is what i missed

No probs :)