Question about Gaussian wave packet

[BREAD]

Homework Statement

http://cafeptthumb2.phinf.naver.net/MjAxNzAzMTVfMjcw/MDAxNDg5NTY5MTEwOTk5.FfccOAaDqBZbb9wXwuUWda8EN1aVvzMdcXO0GvaWwTsg.EjdATfmPtj-DteqAXFu9urHMslV8JTeridwC4ZNoJ68g.PNG.nikel92/asfasf.PNG?type=w740

Homework Equations

The Attempt at a Solution

http://cafeptthumb2.phinf.naver.net/MjAxNzAzMTVfMTk5/MDAxNDg5NTY5MTExNTIw.4LJ_551zal_jTeWLSObHiqdLPvaKKsKjrYrDzjkqVrUg.20VhdFGF31Bvi_la0HWc-BCkAFfafevKhQCMn-EG20gg.JPEG.nikel92/KakaoTalk_20170315_181019347.jpg?type=w740

I think i solved the (a), but i can't calculate the integral because the function is to complex.

 

[Dr Transport]

check your work..., as I work thru this, I am getting something different, be careful with completing the square

So far so good...check your exponential factor