Casio ClassPad II Custom Commands

vosor(f, x, a, b)

• f is an expression in terms of x
• x is a variable name
• a is the x-value of the starting point
• b is the x-value of the ending point

Returns the volume of the solid obtained by rotating the graph of f between x = a and x = b around the x-axis.

Example

Find the volume of the solid of revolution obtained by rotating the graph of \(y^2 = x - 1\) between \(x=2\) and \(x=5\) around the \(x\)-axis. (2023 Specialist Exam 2 Section B Question 3a)

Contributed by Nhan