Answers

2016-02-19T11:59:50+05:30
This is a repetitive sequence of squaring the first number and square rooting the second one, then subtracting. On that premise, the answer to the last one.
=> (3)²-√81 = 9-9 = 0 
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This took me way too long -_-
hello mastermind!!!!
Lol, hi there
2016-02-19T13:17:51+05:30
(3)square-underroot81 = 9-9=0
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