The answer to your question is 10.89.
In order to square a number, you must multiply it by itself.
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3 squared is 3 to the 2nd power, or 3 multiplied by 33 squared=3x3=93 cubed is 3 to the 3rd power or 3 multiplied by 3 multiplied by 33 cubed=3x3x3=27
It is: 2b squared
-2p squared
12 squared plus 18 squared is equal to 468.
6 squared plus 9 squared is equal to 117.