Consider the polynomials p1(t)=1+t,p2(t)=1−t and p3(t)=2 (for all t)

Consider the polynomials p1(t)=1+t,p2(t)=1−t and p3(t)=2(for all t). By inspection, write a linear dependence relation among p1,p2, and p3. Then find a basis for Span {p1,p2,p3}