Keyboard reference

2.1Top row and arrow keys#

Key	Primary	2nd
2nd	Makes the next key use its upper legend.	-
mode	Opens the MODE screen (angle, number format, decimals, complex, display style).	QUIT: leaves any menu or screen.
delete	Deletes the character at the cursor; at the end of the line it deletes the last character. In the data editor it removes the selected row.	INS: no change here (typing already inserts).
▲	Moves up, or opens the history of earlier entries.	-
▼	Moves down, or forward through history.	-
◀	Moves the cursor left.	-
▶	Moves the cursor right, or leaves a template box.	-

2.2Menu and function keys#

Key	Primary	2nd
log	Base-10 logarithm.	Ten to a power (10^).
ln	Natural logarithm.	e to a power (e^).
prb	PRB menu: nPr, nCr, factorial, rand, randint.	ANGLE menu: degree marks, ►DMS, rectangular and polar conversions.
data	Data editor with lists L1, L2, L3.	STAT menu: 1-Var, 2-Var and regressions.
n/d	Stacked fraction template.	Mixed-number template (Un/d).
◄►	Switches the last answer between exact and decimal.	F◄►D: marks the entry to convert between fraction and decimal.
math	MATH menu: fractions, lcm, gcd, sums, NUM and CPX tabs.	-
table	Function table setup.	-
clear	Clears the entry, then the screen. Closes menus.	-
π	The number pi.	HYP menu: hyperbolic functions.

2.3Trig, powers and roots#

Key	Primary	2nd
sin	Sine.	Inverse sine, sin⁻¹.
cos	Cosine.	Inverse cosine, cos⁻¹.
tan	Tangent.	Inverse tangent, tan⁻¹.
÷	Divide.	The number e.
^	Power template: type the exponent in the box.	x-th root template.
x⁻¹	Reciprocal (x⁻¹).	Absolute value template.
(	Opening bracket.	Percent sign.
)	Closing bracket.	Cube (x³).
×	Multiply.	Factorial (!).
x²	Square (x²).	Square root template.

2.4Digits and operators#

Key	Primary	2nd
7 8 9	Digits.	-
4 5 6	Digits.	-
1 2 3	Digits.	-
0	Digit zero.	RESET: asks whether to erase memory and settings.
−	Subtract.	-
+	Add.	-
×10ⁿ	Times ten to a power (scientific notation).	-
.	Decimal point.	Comma, used between function arguments.
(−)	Negative sign.	Ans: the last answer.

2.5Memory keys, on and enter#

Key	Primary	2nd
x yzt abcd	Types a variable. Press again to cycle x, y, z, t, a, b, c, d.	RECALL VAR: lists the stored values so you can paste one.
sto→	Stores a value into a variable.	CLEAR VAR: erases all stored variables.
on	No effect (always on in this app).	OFF: no effect.
enter	Evaluates the entry, or picks a menu item.	≈: evaluates and gives a decimal answer.

TI-30XS MultiView is a trademark of Texas Instruments Incorporated. Trident Calculator is an independent product by South View Studios and is not affiliated with, sponsored by or endorsed by Texas Instruments. The name is used only to describe the kind of calculator this model resembles; Trident's names, keys, display, fonts and software are its own clean-room design.