Roots; Logarithmic Functions; Exponential Functions; Reciprocals - Sharp EL-512 Instruction Manual

7. Roots
Calculate: \/25
Key in: 25 (v3
Answer: 5
Calculate: Cube root o f 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)
1 Q 2 .2 3 8
2.238 .2 ncF 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 | 2 ref| fnTI
Answer: 1.7112245 98 (1.7112245 x 1098)
Mote that the Error section deals w ith the calculation lim its of the calculator.