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โˆ™ 2012-08-22 19:55:10
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Algebra

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A polynomial of degree zero is a constant term

The grouping method of factoring can still be used when only some of the terms share a common factor A True B False

The sum or difference of p and q is the of the x-term in the trinomial

A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

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Q: Is the square root of 2 plus the square root of 8 a rational or irrational number?
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Related questions

Why an irrational number plus an irrational number equal a rational?

That simply isn't true. The sum of two irrational numbers CAN BE rational, but it can also be irrational. As an example, the square root of 2 plus the square root of 2 is irrational.


Is 7 plus the square root of 5 irrational and why?

7 plus the square root of 5 is an irrational number because the square root of 5 is a never ending decimal number that can't be expressed as a fraction.


Is 1 plus the square root of 7 rational or irrational?

The square root of any positive integer can only be a WHOLE NUMBER or IRRATIONAL, so the square root of 7 is irrational.On the other hand, the sum of a rational and an irrational number is always irrational.


Can you subract an rational and irrational number and get an irrational number?

Yes. In fact, a rational plus or minus an irrational will always be irrational.


Is 814 plus the square root of 99 rational?

No. 1) The square root of any positive integer that doesn't happen to be a perfect square is IRRATIONAL.2) If you add a rational and an irrational number, the result is irrational.


Is the sum of 18 plus the square root of 10 rational oris the sum of 18 plus the square root of 10 rational or irrational?

It is irrational.


Does an irrational number plus a rational number equal an irrational number?

Yes


Is 5 plus the square root of 7 rational or irrational?

It is an irrational number because it can't be expressed as a fraction


Can a rational number plus an irrational number equal a rational number?

No, never.


Is a rational plus an irrational equals a rational?

No. A rational plus an irrational is always an irrational.


Does an irrational plus a rational number equal an irrational number?

Yes, always.


Is an irrational number plus an irrational number rational?

No. The sum of an irrational number and any other [real] number is irrational.

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