If the r-value, or correlation coefficient, of a data set is 0.946, what is the
coefficient of determination to three decimal places?

What is the missing constant term in the perfect square that starts with x^2 -20x

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.

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2