Sharp EL-5230 Calculator User Manual


 
33
Chapter 3
Scientific Calculations
NORMAL mode
NORMAL mode is used for standard scientific calculations, and has the
widest variety of functions. Many of the functions described in this chapter
are also available for use in other modes.
Press b 0 to select the NORMAL mode.
Differential/Integral functions, N-base functions, Solver functions and
Simulation Calculation (ALGB) in this chapter are all performed in the
NORMAL mode.
In each example of this chapter, press j to clear the display first. If
the FIX, SCI or ENG indicator is displayed, clear the indicator by
selecting ‘NORM1’ from the SET UP menu. Unless specified, set the
angular unit as ‘DEG’. (@ P 0)
Arithmetic operations
3.428571429
–90.
140.
1250000.
45+285÷3= j 45 + 285 z
3
e
18+6
=
(
18 + 6 ) z
15–8 (
15 - 8 ) e
42×(–5)+120=
42 k S 5 + 120 e
(5×10
3
)÷(4×10
–3
)= 5 ` 3 z 4 ` S
3 e
Example Key operations Result