19990401
The following shows the formulas available for each type of expression.
Linear Equation — 6 Types
• AX = B • X + A = B
• AX + B = C • AX + B = CX + D
• A(BX + C) = D(EX + F) •&AX + B'= C
Linear Inequality — 6 " 4 Types
• AX { > < ><} B • X + A { > < ><} B
• AX + B { > < ><} C • AX + B { > < ><} CX + D
• A(BX + C) { > < ><} D(EX + F) •&AX + B'{ > < ><} C
Quadratic Equation — 5 Types
• AX
2
= B • (AX + B)
2
= C
• AX
2
+ BX + C = 0 • AX
2
+ BX + C = D
• AX
2
+ BX + C = DX
2
+ EX + F
Simul Equation — 10 Types
• AX + BY = C • Y = AX + B
DX + EY = F Y = CX + D
• AX + BY + C = 0 • AX + BY + C = DX + EY + F
DX + EY + F = 0 GX + HY + I = JX + KY + L
• AX + BY = C • AX + BY = C
Y = DX + E DX + EY + F = 0
• AX + BY = C • AX + BY + C = 0
DX + EY + F = GX + HY + I Y = DX + E
• AX + BY + C = DX + EY + F • AX + BY + C = 0
Y = GX + H DX + EY + F = GX + HY + I
Pressing 6(EXCH) reverses the left side and right side elements of the expression.
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