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Earn +20 ptsQ: Is the square root of 90 rational or irrational?
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Is square root of 90 irrational?
Yes. In general, if an integer is not a perfect square, its square root is irrational.
Is square root of 90 a rational number?
No.
Is the square root of 90 a real number?
sqrt 90 = sqrt 9 x sqrt 10 = 3 root 10. Root 10 is irrational so sqrt 90 is irrational.
Is negative 90 squared... this is the one with the box around it... rational or irrational and are perfect squares rational or irrational?
-90 squared is rational - it is +8100. All perfect squares are not only rational but they are integers.
What is the square root of ninety?
9.48683298 is the square root of 90
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