Since you are using a computer you have access to a calculator: click [START] - click [RUN] - type "calc" - hit [ENTER] Answer: √43 = 6.5574
The square root of 43 is an irrational number
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43 43X43=1849
6.557438524302000652344109997636
It's easy to guess. The nearest square number below 43 is 36 = 62, and the nearest above is 49 = 72. The square root of 43 must be between 6 and 7 then.
The principal square root is the non-negative square root.
To simplify the square root of 5 times the square root of 6, you can multiply the two square roots together. This gives you the square root of (5*6), which simplifies to the square root of 30. Therefore, the simplified answer is the square root of 30.