What type of formula contains only one mathematical operator

1.	What type of formula contains only one mathematical operator
Answer» A simple formula is a mathematical expression with ONE OPERATOR, such as 7+9. A complex formula has more than one mathematical operator, such as 5+2*8Explanation:follow me and make my answer brainlist plz plzzzzzzz plzzzzzzz plzzzzzzz plzzzzzzz plzzzzzzz PLZZZZZZZZZZZZ..........

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