Find the cubic equation with roots -2, 1, and 3, and express it in the form y = ax^3 + bx^2 + cx + d. (
+
Math Question: What is the derivative of f(x) = 3x^4 + 2x^3 - 7x^2 + 5x - 9?
+
What is the smallest value of n that satisfies Fermat's theorem stating that there are no positive integer solutions to the equation x^n + y^n = z^n for n > 2?