In Pages on iPad, add equations and mathematical expressions to your document using LaTeX commands or MathML elements.
Add and replace text in Pages on iPad - Apple Support (CA)
Use Apple Pencil with Pages on iPad - Apple Support
How to add math equations to GoodNotes : r/GoodNotes
How to Add Mathematical Expressions to your Assessments
Add lines and arrows in Pages on iPad - Apple Support (CA)
Use the formula keyboard in Numbers on iPhone - Apple Support
Change text capitalization in Pages on iPad - Apple Support (CA)
Using an Equation Editor with Pages for iPad
Fill shapes and text boxes with color or an image in Pages on iPad - Apple Support (CA)
how to label my equations with Latex in macOS Pages? - TeX - LaTeX
Add mathematical equations in Numbers on Mac – Apple Support (UK)
Add and edit drawings in Pages on iPad - Apple Support (PH)