Сделать график функции: 2хквадрат-4х+1

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

(60 points) explain this in detail

36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)