Casio fx-82MS - Page 20

Mastering the Calculator using the Casio fx-82MS 15
Exercise 5
Complete the following without using the calculator
(a) =
(b) =
(c) =
(d) =10
(e) =625
(f) =144
(g) = , because 8
2
=
(h) = , because = 121
(i) = , because =
Check your answers on the calculator.
__________________________________________________________________________
4.3 Other roots
You can also use the root key on the calculator. Find the on your calculator. To get to this
key you must press shift first.
7
2
7
2
10
2
2
2
2
6
4
12
1
22
5
root key
shift key