Quote:
Originally Posted by TheDon
how can -3 be -9... a negative times a negative is always positive
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
Please Excuse My Dear Aunt Sally
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-3^2. Follow your "formula." "Exponents" comes before "subtraction."
I don't know why you bother to put "multiplication" before "division" and "addition" before "subtraction," but I suppose that this is modern eduction in action.