Enter Math Expressions in Your Show My Work Grading Comments

You can enter mathematical expressions in your comments.

How-ToInstructor HelpWebAssign
  1. In the Show My Work toolbar, click Insert Math.

    The toolbar changes to display buttons for entering math expressions.

    show my work answer with math tools displayed
  2. Use the keyboard and buttons to enter your math expression.

    To do this

    Do this

    Enter variables.

    Type the variable name. Variables are automatically italicized.

    Enter lowercase or uppercase Greek letters.

    Type a backslash (\) followed by the lowercase or capitalized name of the letter, for example, \delta to insert δ or \Delta to insert Δ.

    Display or hide additional buttons.

    Click Functions, Symbols, Operators, Calculus, Vectors, or Greek.

    Move the insertion point.

    Press the home, END, and arrow keys.

    Move to the next part of the expression.

    Press TAB.

    Move to the previous part of the expression.

    Press SHIFT+TAB.

    Copy the entire expression.

    Press CTRL+C.

    Cut the entire expression.

    Press CTRL+X.

    Paste the entire expression.

    Press CTRL+V.

    Delete the character to the left of the insertion point, the selected expression, or notation such as fractions.

    Press BACKSPACE.

    Delete the character to the right of the insertion point, the selected expression, or notation such as fractions.

    Press DELETE.

    Delete the current part of the expression and its parent — for example, deletes an entire fraction.

    Press CTRL+DELETE.

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 Click fraction button Type 1 and press TAB Type 2 and press TAB Type x^2 and press TAB Type +4x+2 one-half x squared plus 4x plus 2 A simple inequality Type x Click Symbols Type -4 x ≥ -4 A square root Type sqrt(x square root of x A cube root Click nth root button Type 3TABx cube root of x An expression involving pi and Euler's number Type \pi+e^2 π + e2 The natural logarithm of an absolute value Click Functions ln Type |x| ln(|x|) A complex number Type 2+3i 2 + 3i A vector in vector bracket form Click vector brackets button Type 12,15,22 〈12, 15, 22〉