What is the percent of decrease from 58.3 to 40.7? round your answer to the nearest tenth of a percent and include a percent sign (%).

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

How can you tell when x and y are not directly proportional?

If rt is greater than ba, which statement must be true ?