Find the standard form of the equation of the parabola with the given characteristic(s) and vertex at the origin. Focus: (−9, 0)

Student price tickets to a movie are $1 and non student tickets are $2 . 350 tickets are sold and the total amount made is $450. there were 250 student tickets sold . true or false .

Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.

Which number produces an irrational number multiplied by 1/3