The points plotted below are on the graph of a polynomial. Which of the following x-values is the best approximation of a root of the polynomial?
Check all that apply.

Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

Which is the standard form for this number? (2 x 10) + (5 x 1) + (8 x 1 10,000 )

Ethan purchased a container of sports drink that contains 300 calories. the label says that 80% of the calories are from carbohydrates. how many calories are from carbohydrates?