What is the equation, in standard form, of a parabola that contains the following points? (-2, -11.5), (0, -2.5), (4, -20.5)

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

Can someone explain to me how to do

Question 5 of 10 2 points if a population is a sample of the population could be a. registered voters; all citizens o o b. baptists; all religious people o c. people who purchased shoes; all customers o d. the entire school faculty; math teachers