Show that the following are bases of the space V indicated
a. {(1,1,0), (1,0,1(,(0,1,1)};V=R³
b. {(-1, 1, 1), (1, -1,1),(1,1,-1)};V=R³
c. {[1 0] [0 1] [1 1] [1 0]}
{[0 1], [1 0], [0 1], [0 0]}
V=M₂₂
d. {1+x,x+x²,x²+x³,x³};V=P₃