10 points!!!! IF E(X)=MEAN=(1-P)/P. WHAT IS E(X^2),E(X^3) AND E(X^4)?

These are all expectations. I worked out variance is : (1-p)/(p^2) if thats any use I WILL GIVE 10 POINTS. EVEN METHOD OF HOW TO DO THIS WILL BE VERY USEFUL!!!! THANKS