No entiendo nada por favor ayudenme se los agradecería mucho :(

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.

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4