What is the derivative of f(x) = ln(x) - 3x^2 + 2x^4 - sqrt(x) + cos(x) - e^x with respect to x?
+
Question: What is the mixed number representation of the improper fraction 15/4? How can this be factored using prime numbers? And what is the square root of this number rounded to two decimal places?
+
Find the absolute extrema of the function f(x) = x^3 - 6x^2 + 9x on the interval [0, 4].