A man being asked how much she gave her his watch, replied; if you multiply the price by four, and to the product add 70, and from this some subtract 50, the remainder will equal $220

Which of the following best describes the graph below? a. it is a function, but it is not one-to-one. b. it is a one-to-one function. c. it is not a function. d. it is a many-to-one function.

The focus of parabola is (-4, -5), and its directrix is y= -1. fill in the missing terms and signs in parabolas equation in standard form

Math it's appreciated. (picture provided)