Question

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Verify whether 2 and o are zeroes of polynomial x3 - 2x²

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Answer 1

Answer:

$\\p(x) = x {3}^{} - 2x {}^{2} \\ x = 2 \\ 2 {}^{3} - 2(2) {}^{2} \\ 8 - 8 = 0 \\ hence \: 2 \: is \: the \: zero \: of \: this \: p(x)$

$(0) {}^{3} - 2(0) {}^{2} \\ 0 - 0 = 0$