Idk idk idk i reall dont know that is hard but good luck
Step-by-step explanation:
x is 12 because DE is twice BC
It’s a line UWU becuase of teh timeline and the universe glimpse
Answer:



Step-by-step explanation:
By the triangular law of vector addition:


We have that;



From triangle ABC,

Again from triangle XYB




Answer:
Step-by-step explanation:
B. x4 + 4x3 + x2 + 4x