HELP(i should of study for this)

Which expression is equivalent to 5r6141 2r+st6

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.

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x