Calculator User Manual

Activities 753

2. Type the following lines into the Text Editor.

: Compute the maximum value of f on the closed interval [a,b]

: assume that f is differentiable on [a,b]

: define f(x)=x^3

N2x^2+xN7

: 1

!a:3.22!b

: d(f(x),x)

!df(x)

: zeros(df(x),x)

: f(ans(1))

: f({a,b})

: The largest number from the previous two commands is the

maximum value of the function. The smallest number is the

minimum value.

3. Press … and select 1:Script view to show

the

Text Editor and the Home screen on a

split-screen. Move the cursor to the first

line in the

Text Editor.