please solve these three questions they are really easy. I'll mark as brainliest
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Answered by
3
Step-by-step explanation:
√81 = 9
√4 = 2
-√9 = 3
√-36 = not real number
Answered by
3
√81 = 9
√4 = 2
√9 = 3
√-36 is not real number.
this will help you
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