15. In a certain country, the life expectancy of a woman born in 1995 was 80.2 years. Between 1995 and 2005, the life expectancy increased 0.4 year every 5 years. a. If L represents the life expectancy of a woman born in 2005, what equation could you use to represent the situation?

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is

Geometry - finding area of regular polygons and sectors (check my math, i can’t find the error)

What are the intercepts of x^2+y-9=0