OK AM I THE ONLY ONE WHO THOUGHT THE CURIOSITY ROVER DIED ALREADY!?!??!?!

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Me find the value of x each figure.

The median am of triangle ∆abc is half the length of the side towards which it is drawn, bc . prove that triangle ∆abc is a right triangle, and find angle mac and abm