Please help question in picture

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

Jose bought 20 shares of netflix at the close price of $117.98. in a few years, jose sells all of his shares at $128.34. how much money did jose make? a.) $192.50 b.) $207.20 c.) $212.50 d.) $224.60

If you could answer these your a life saver