Please help me answer!

Does the point (1, sqrt 7) lie on circle shown.

Which question is not a good survey question? a.don't you agree that the financial crisis is essentially over? 63on average, how many hours do you sleep per day? c. what is your opinion of educational funding this year? d.are you happy with the availability of electronic products in your state?

Determine domain and range, largest open interval, and intervals which function is continuous.