Allegedly is a 9 letter word. Discredit is a 9 letter word.
math, cube you can choose.
expression
denominator is a math term that starts with the letter d. the denominator is the bottom hafe of a fraction.
mrdeiran
mathematic
Algebra
math
A 9-letter word for questioning is Inquiring.
There is not a specific word that is used to bold a number in a math equation. Generally, a number or letter is not bold in a math equation, if a letter is of significance, it is normally capitalized.
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Kickstand is a 9 letter word. Kidnapped is a 9 letter word.