Cho ánh xạ tuyến tính f: R2 R3 biết f(x, y,z)=(x+2y-2z,2x-y+2b) Tính cơ số và số chiều cho không gian ker, Im f

after the roman empire, the catholic church began to unify by taking on many duties of a government.

the american colonists were happy with their vicorty, but the french were mad and the french and indians were not alies, and neither were the french and colonist. i think,

to demand women’s suffrage