what is the answer to 8-√81-6√9

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1 Answer

The square roots first: sqrt(81)=9, sqrt(9)=3.

Now the question is simpler: 8-9-6*3=-1-18=-19.

If the question is supposed to read: 8-sqrt(81-6*sqrt(9))=8-sqrt(81-18)=8-sqrt(63)=8-7.94=0.06 approx.
by Top Rated User (1.2m points)

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