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Y and A Tutoring Paper 2 with Answers and Hints · Q7

Paper 2Number & countingAlgebra

Consider the following two statements about the polynomial p(x)p(x):

P: p(x)p(x) has at least one real root.

Q: p(x)p(x) is a polynomial of order nn, where nn is an odd integer.

Which of the following is correct?

AP is necessary and sufficient for Q
BP is not necessary and not sufficient for Q
CP is necessary but not sufficient for Q
DP is sufficient but not necessary for Q

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