Given Find Any Stationary Points and Any Inflection Points

Q12: If f(x) = x(x + 4)³ ,

Q393: Find the extreme values for f(x) =

Q394: If f(x) = (x - 5)⁴ +

Q395: Sketch a continuous curve y = f(x)

Q396: If f(x) = 15x⁴ -10x³ + 1

Q397: Sketch the graph of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6988/.jpg" alt="Sketch

Q399: If f(x) = 3x⁴ - 19x³ ,

Q401: Find the relative extrema for f(x) =

Q402: Answer true or false. f(x) = ln

Q403: Answer true or false. f(x) = e⁵^x