MATH

fx-9860GII TI-83

On a Casio calculator you can select mathematical functions

MATH

MENU 1 F4

Be sure to select SET UP Input/Output Math.

Explanation

It is used for natural input of matrices, differentials, integrals, etc.

123×456

56088

▯

MAT Matrix/vector specification

logab Logarithm
Starts input of logarithm log_ax.

Abs Absolute value
Starts input of absolute value | x |.

d/dx First derivative
Starts input of linear differential.

d²/dx² Second derivative
Starts input of quadratic differential.

∫dx Integral
Starts input of integral calculation.

∑( Sum
Starts input of sum calculation.

MAT	Matrix/vector specification
logab	Logarithm Starts input of logarithm log_ax.
Abs	Absolute value Starts input of absolute value \| x \|.
d/dx	First derivative Starts input of linear differential.
d²/dx²	Second derivative Starts input of quadratic differential.

∫dx	Integral Starts input of integral calculation.
∑(	Sum Starts input of sum calculation.