Sunday, July 25, 2021

Casio fx-5800P and TI-84 Plus CE: Simplify Radicals and August TI-95 ProCalc Month

Casio fx-5800P and TI-84 Plus CE: Simplify Radicals and August TI-95 ProCalc Month


Introduction

The program SIMPRAD simplifies radicals of any positive integer and power.

Casio fx-5800P Program: SIMPRAD

"2021-05-16 EWS"
"x√(N)->A x√(B)"
"INTEGERS"
"X"?->X
"N"?->N
Xx√(N)->R
If Frac(R)=0
Then R
Stop
IfEnd
Int(R)->Q
N->B
1->A
While Q≠1
B÷(Q^(X))->S
If Frac(S)=0
Then Q×A->A
S->B
IfEnd
Q-1->Q
WhileEnd
"A x√(B):"⊿
A⊿
B

TI-84 Plus CE Program:  SIMPRAD


Or type: 

"2021-05-16 EWS"
ClrHome
Disp "√(N)->A*x√(B)","ENTER INTEGERS"
Input "X? ",X
Input "N? ",N
Xx√N→R
If fPart(R)=0
Then
Disp R
Stop
End
iPart(R)→Q
N→B
1→A
While Q≠1
B/(Q^X)→S
If fPart(S)=0
Then
Q*A→A
S→B
End
Q-1→Q
End
Disp toString(X)+"x√("+toString(N)+")="
Disp toString(A)+"*"+toString(X)+"x√("+toString(B)+")"

Examples 




TI-95 ProCalc Month:  August 2021




Every Saturday in August 2021 (8/7/21, 8/14/21, 8/21/21, 8/28/21) will feature the Texas Instruments TI-95 ProCalc from the late 1980s.   


Eddie

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