Posted by **Graham** on Monday, January 16, 2012 at 4:12pm.

Write the polynomial in simplest form with roots 4, 5i and -5i(multiply it out so no parentheses remain

(x-4)(x+5i)(x-5i)(NOT SURE ABOUT THIS ONE)

(x-4)(x^2-25i^22)

(x-4)(x^2+25)

x^3+25x-4x^2-100

x^3-4x^2+25x-100

Is this correct

- Algebra II-please check -
**Steve**, Monday, January 16, 2012 at 4:23pm
that is correct

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