Determine whether the polynomial P=4x^2-x+5 spans P2.
Soln:
4x^2-x+5 = a(e1)+b(e2)+c(e3)
...but I do not know how to obtain e1, e2 and e3. That's the main problem.
Soln:
4x^2-x+5 = a(e1)+b(e2)+c(e3)
...but I do not know how to obtain e1, e2 and e3. That's the main problem.
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