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13 September, 08:05

Is square roots of 42 is rational or irrational?

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  1. 13 September, 10:47
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    The square root of 42 is irrational, because 42 is not a perfect square, meaning no number times itself will equal 42. This is because 6 x 6 = 36 and 7 x 7 = 49, so 42 is between those two numbers. Any number that is not a perfect square is irrational, therefore 42 is irrational
  2. 13 September, 12:00
    0
    The answer is 6.48074069, which is irrational.
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