Texas Instruments TI-84 Plus Manual Book page 500

5. Press y 5 to go to the home screen. Press y <
the area graphically.
Shade(Y2,Y1,Ans,75)
6. Press y 5 to return to the home screen. Enter the expression to evaluate the
integral for the shaded region.
N
fnInt(Y1 Y2,X,Ans,75)
The area is
325.839962
Chapter 17: Activities
.
and use
7 Shade(
to see
497