(3x3+1)2+1=7x2+1=15 and that is how you use parenthesis but, always do parenthesis before you do anything else......^_^
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Yes, when there are parenthesis in an equation, you have to use the distibutive property.
You can remove parenthesis or bracket by multiplying the number outside, with the number inside the bracket.
parenthesis ( )square brackets [ ]curly brackets { }
It involves 3 or more numbers. The parenthesis indicates the terms that are considered one unit.The groupings are within the parenthesis.
Open parenthesis are used at the beginning of a quote. Close parenthesis are used at the end of a quote after the punctuation.