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Earn +20 ptsQ: Is the square root 400 rational or irrational?
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Is the square root of 400 rational?
Yes, they are.
Are radical expressions irrational?
If the value applied in the radical is not a perfect square, it is irrational. 25; 400; and 625 are perfect squares and are rational when applied in a radical.
Is 20 rational or irrational?
20 squared is 400 which is a rational number
The answer the square root of 400 minus the square root of 196?
The square root of 400 is 20, as 20 multiplied by 20 equals 400. The square root of 196 is 14, as 14 multiplied by 14 equals 196. Therefore, the expression simplifies to 20 - 14, which equals 6.
What is the square root of 71?
it is 400
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