PLEASE Help Me With My Calculus Homework!?

Question

I need to use my TI-83 calculator to calculate the area, by evaluating:

Lower Limit: -5

Upper Limit: 5

I need to find:

Square root of (25 - (xsquared))

Answer 1

Here are the key strokes from my TI-84 (yours should be similar or identical).

Enter the following for Y1 after hitting the "Y=" button

Y1=(25-X^2)^0.5

Hit the "Graph" button

Hit "2nd Calc"

Choose Option 7 (integrate f(x))

When prompted for lower limit enter -5

When prompted for upper limit enter 5

Answer should be 39.26995

Answer 2

http://math.escweb.net/Calculator/intro....