Help me please. I don't understand geometry.

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2

For the inequality |c| < |d| to be true, which of the following must be true?

Solve for n. round to the tenths place, if necessary. 14.2 cups of flour6 loaves of bread= 20 cups of flour n