1.

What will be the polynomial if its zeros are 3, -3, 9 and -9?

A. x<sup>4</sup>-80x<sup>2</sup>+729
B. x<sup>4</sup>-90x<sup>2</sup>+729
C. x<sup>4</sup>-90x<sup>2</sup>+79
D. x<sup>4</sup>-100x<sup>2</sup>+729
Answer» C. x<sup>4</sup>-90x<sup>2</sup>+79


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