Consider ΔDEF with centroid at point G and median EH. What is GH, if EG=3x+4 and GH=x+10?

Adalyn drove 12 miles from her home to her school and then drove back. graph a shows her distance from home during the trip. graph b will show her distance from the school during the trip. complete each statement about graph b.

What are the possible rational zeros of [tex]f(x) = x^4+2x^3-3x^2-4x+18[/tex]

Can someone explain to me how to do