Sharp EL-512 - Calculating Roots; Logarithmic and Antilogarithmic Functions; Exponential Functions (e^x and 10^x)

7. Roots
Calculate: \/25
Key in: 25 (v3
Answer: 5
Calculate: Cube root of 27
Key in: 27 (axg j g
Answer: 3
Calculate fourth root of 81
Key in: 81 [St§ 4 F=1
Answer: 3
8, Logarithmic Functions
Calculate: In 21, log 173
Natural Logarithms: Key in: 21 (Tn~l
Answer: 3.044522438
Common Logarithms: Key in: 173 [log]
Answer: 2.238046103
9.
0.
Exponential Functions
Calculate: e3-0445
Key in:
Answer:
Calculate:
Key in:
Answer:
Reciprocals
Calculate:
Key in:
Answer:
3.0445 S [g :
20.99952881 (21 as in item " 8" above)
1Q 2.2 3 8
2.238 .2ncF 5og
172.9816359 (173 as in item " 8" above)
1/6 + 1/7
6 S @ [ S 7 g ( t a ] [ ] = ]
0.30952381
1- Factorial
Calculate: 69!
Key in: 69 |2ref| fnTI
Answer: 1.7112245 98 (1.7112245 x 1098)
Mote that the Error section deals with the calculation limits of the calculator.