I need help for this problem please

Which of the following is true for the relation f(x)=2x^2+1

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x

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