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The square root of 9 is irrational
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∙ 11y ago
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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 radical 42 irrational?
Yes, it is.
What is the radical of 5?
The square root (radical) of 5 is about 2.2361 (an irrational number)
Is 9 pi an irrational number?
Yes 9 times pi is an irrational number because it can't be expressed as a fraction
Is negative 9 a rational or irrational?
-9 is a rational number
Are all radical expressions irrational?
No. Radical(9) is +3 or -3, both of which are rational.
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.
are all non perfect square radicals irrational?
No. 4/9 is not a perfect square but radical(4/9) = 2/3 is rational.
Is radical 42 irrational?
Yes, it is.
Is radical 49 irrational?
No, it is rational.
Is every number that contains a radical classified as an irrational number justify your response?
No. Sqrt(-4) contains a radical but it not irrational; it is imaginary.
What is the radical of 5?
The square root (radical) of 5 is about 2.2361 (an irrational number)
Is radical 121 rational or irrational?
rational
Is radical 3.45 an irrational number?
Yes.
What do you call a root of a number that is irrational in character?
The root of an irrational doesn't have any specific name - radical pi is just radical pi, for example.
Are all irrational numbers radical?
No they are not. The numbers Pi and e are irrational and are not radicals. There are many others.
Is any number expressed with a radical symbol an irrational number?
No. Radical(1.21) = 1.1, for example, is rational.
