Question: Let h: P3 P4 be given by p(x) x p(x). Which of these are in the null space? Which are in the

Let h: P3 → P4 be given by p(x) → x ∙ p(x). Which of these are in the null space? Which are in the range space?
(a) x3
(b) 0
(c) 7
(d) 12x - 0.5x3
(e) 1 + 3x2 - x3

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