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Polynomial

Is x = 2 a ze...

Question

Is x = 2 a zero of the polynomial $x^{2} - 4 ?$

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Solution

The zero of a polynomial is the value at which the value of the polynomial turns out to be zero.
At x = 2, $x^{2} - 4$ = $2^{2} - 4$ = 0
Hence, x = 2 is a zero of the given polynomial.

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