help, i don’t understand this math question and i need to turn this in by tomorrow, please helpp as soon as anyone can, thank u!

Afudge recipe calls for 1/2 cup of cocoa if only 1/2 of the recipe is made to how much cocoa should you use

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

If the discriminant if a quadratic equation is 4 which statement describes the roots?