解二次 Solve Quadratic (S4)
Keys to be pressed: (Find keys from keyboard)
Initialize
 Turn on the calculator ON
Switch into CMPLX mode MODE 2
Switch into Program mode MODE MODE MODE 1
Choose P1, P2, P3 or P4 1, 2, 3 or 4
Start
MODE MODE MODE MODE MODE 3 1 EXE
SHIFT 3 1 SHIFT RCL (-) EXE
SHIFT 3 1 SHIFT RCL ° ' " EXE
SHIFT 3 1 SHIFT RCL M+ EXE
RCL ° ' " ab/c (-) 2 RCL (-) SHIFT RCL ° ' " EXE
RCL (-) RCL ° ' " x² SHIFT M+ EXE 027
(-) 4 RCL(-) RCL M+ SHIFT RCL hyp EXE
RCL ° ' " + √ (-) RCL M+ ab/c RCL (-) SHIFT 3 4
2 RCL ° ' " - ANS SHIFT 3 4 047
RCL M+ SHIFT M+ SHIFT 3 4
RCL ° ' " SHIFT 3 4
MODE MODE MODE MODE MODE 1 0 EXE
SHIFT 3 ←Replay 2 0 EXE
1 M+ EXE
√ RCL hyp RCL M+ x‾¹ SHIFT RCL ° ' " EXE 067
SHIFT 0 EXE
ANS SHIFT 3 Replay→ 3 RCL ° ' " SHIFT 3 Replay→ 1 SHIFT 3 ←Replay 1 0 EXE
MODE MODE MODE MODE MODE 3 1 EXE
RCL ° ' " ab/c ( 2 RCL (-) SHIFT 3 4
RCL M+ 085
Run
Exit from Edit mode to Run mode AC EXE or ON Prog
Choose P1, P2, P3 or P4 1, 2, 3 or 4
Continue...
Copyright © 2008 Wong Tin Chi Timothy. All rights reserved.