Examples of Math Notation with mathPad

The following examples illustrate entry of some common expressions.

Some of the steps in these examples might be different when using an iPad.

Expression

Do this

To display this

A simple expression with integers

Type 2x+52500

2 x + 52500

A polynomial with a fractional coefficient

  1. Type 1/2 and press right arrow
  2. Type x^2 and press right arrow
  3. Type +4x+2

1 2 x 2 + 4 x + 2

A simple inequality

Type x>=-4

x -4

A square root

Type sqrt(x

x

A cube root

  1. Click Functions > nth root button
  2. Type 3 and press right arrow
  3. Type x

x 3

An expression involving pi and Euler's number

  1. Type pi+
  2. Click Functions > Euler's number button
  3. Type 2

π + e 2

The natural logarithm of an absolute value

Type either of the following:

ln(|x|)
ln(abs(x))

ln x

A complex number

  1. Type 2+3
  2. Click Symbols > imaginary unit button

2 + 3 i