Enter Math Expressions to Show Your Work
You can enter mathematical expressions in your work.
Examples: Entering Math Notation
The following examples illustrate entry of some common expressions.
Expression  Do this  To display this 

A simple expression with integers  Type 2x+52500 
$2x+52500$ 
A polynomial with a fractional coefficient 

$\frac{1}{2}{x}^{2}+4x+2$ 
A simple inequality 

$x\ge 4$ 
A square root  Type sqrt(x 
$\sqrt{x}$ 
A cube root 

$\sqrt[3]{x}$ 
An expression involving pi and Euler's number  Type \pi+e^2 
$\pi +{\mathit{e}}^{2}$ 
The natural logarithm of an absolute value 

$\mathrm{ln}\left(\leftx\right\right)$ 
A complex number  Type 2+3i 
$2+3\mathit{i}$ 
A vector in vector bracket form 

$\u27e812,15,22\u27e9$ 