{{ option.label }} add
menu_book {{ printedBook.name}}
arrow_left {{ state.menu.current.label }}
{{ option.icon }} {{ option.label }} arrow_right
arrow_left {{ state.menu.current.current.label }}
{{ option.icon }} {{ option.label }}
arrow_left {{ state.menu.current.current.current.label }}
{{ option.icon }} {{ option.label }}
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Expand menu menu_open

Product of a positive and negative number

tune
search cancel
{{ topic.label }}
{{ result.displayTitle }}
{{ result.subject.displayTitle }}
navigate_next
{{ 'math-wiki-no-results' | message }}
{{ 'math-wiki-keyword-three-characters' | message }}

Theory

Product of a positive and negative number

When two factors with different signs are multiplied, the product is negative, e.g.
which is equal to
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