<prompt> Tafuta polynomial ya quadratic, yenye coefficients halisi, ambayo ina 3 i kama mzizi, na ambapo mgawo wa x2 ni 2.  <response>: Kwa kuwa polynomial ina coefficients halisi, mzizi mwingine lazima 3 - i. Hivyo, polynomial ni.anzaalign2x - 3 - ix - 3 i 2x - 32 - i2 2x - 32 1 2x2 - 12x 20.mwishopanga 