Question

Which of the following polynomials has –3 as a zero?
(a) (x – 3). (b) (x2 – 9) (c) (x2 – 3x)
(d)x² + 3
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Answer 1

Answer:

(X^2 - 9)

Step-by-step explanation:

Because :

 x^2 - 9 = 0

 x^2 = 9

 x = root of 9

 x = 3 or -3