Simplify \(\frac{x - y}{x^{\frac{1}{3}} - y^{\frac{1}{3}}}\)

What is the solution of the equation x2 - x - 1 + 0?

For what values of x is the curve y = \(\frac{x^2 + 3}{x + 4}\) decreasing?

The solutions of x2 - 2x - 1 = 0 are the points of intersection of two graphs. if one of the graphs is y = 2 + x - x2, find the second graph

If the sum of the 8th and 9th terms of an arithmetic progression is 72 and the 4th term is -6, find the common difference