Need help asap offering 25 pts

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

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

Taina went to the toy store and spent $21.05 on a board game, $2.75 on coloring books, and $13.22 on a model airplane. about how much money did taina spend in the toy store?