How can you write the expression with a ratio with a rationalized denominator 2+sqrt5/2-sqrt5

35 points, ! name one pair of congruent sides. a. segments pr and sv b. segments qr and st c. segments rp and ts d. segments pq and vs

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.