I need help very quick before my next class. Please help me.

Data was collected on myrtle beach for 11 consecutive days. each day the temperature and number of visitors was noted. the scatter plot below represents this data. how many people visited the beach when the temperature was 84 degrees?

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u