If a polynomial function f(x) has roots -9 and 7-i, what must be a factor of f(x)? O (x – (7 + 1))
O (X - (-7 - 1))
O (x + (7 + 1))
O(x + (7 - 1)

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?