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Yes, that's quite simple. It's obvious it has to be that way, because 1(rational number)*number(even irrational) has to be that number itself.

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โˆ™ 2008-09-24 18:01:46
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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: Can you multiply an irrational number by a rational number and the answer is irrational?
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Related questions

When you multiply an irrational number by a rational number will the answer always be irrational rational or both?

It will be irrational.


What is the classification of the product of a rational and an irrational number?

If you multiply a rational and an irrational number, the result will be irrational.


Is -9pie rational or irrational?

Irrational. If you multiply a rational number by an irrational number, you will always get an irrational number (except if the rational number happens to be zero).


DO You always get an irrational number when you multiply a rational number and an irrational number?

Yes.


Can you multiply an irrational number by a rational number and the answer is rational?

The product of an irrational number and a rational number, both nonzero, is always irrational


Can you multiply an irrational number and a rational number to get a rational number?

Yes, but only if the rational number is 0.


Is pi is rational or irrational?

-Pi is irrational, because it does not terminate or repeat. Whenever you multiply an irrational number by a rational number (-1), the result is an irrational number.


Is 3pi an irrational number?

Yes. Any time you multiply a rational number by an irrational number, you get an irrational number - unless the rational number is zero.


Is negative pi rational or irrational?

-Pi is irrational, because it does not terminate or repeat. Whenever you multiply an irrational number by a rational number (-1), the result is an irrational number.


Can you multiply an irrational number by a whole number and the number is a rational number?

No.


Can you multiply three irrational numbers to get a rational number?

no


How can you turn an irrational number into a rational number?

Sqrt(2) is irrational. Multiply by sqrt(4.5). Result is 3 which is rational.


What irrational numbers can turn into a rational number?

No irrational number can turn into a rational number by itself: you have to do something to it. If you multiply any irrational number by 0, the answer is 0, which is rational. So, given the correct procedure, every irrational number can be turned into a rational number.


Irrational number when multiplied by 0.4?

If you multiply an irrational number by ANY non-zero rational number, the result will be irrational.


Is pi over 2 a whole integer rational or irrational number?

If you multiply or divide an irrational number - such as pi - by ANY rational number (except zero), you will ALWAYS get an irrational number.


How do you turn an irrational number in to a rational number?

Some irrational numbers can be multiplied by another irrational number to yield a rational number - for example the square root of 2 is irrational but if you multiply it by itself, you get 2 - which is rational. Irrational roots of numbers can yield rational numbers if they are raised to the appropriate power


Is negative 2pi a rational number?

No. The number pi is irrational, and if you multiply an irrational number by a non-zero rational number (in this case, -2), you will get another irrational number.As a general guideline, most calculations that involve irrational numbers will again give you an irrational number.


Is 3 times pi over two rational?

No; since pi is irrational if you multiply it by a rational number it is still irrational


Is 10.01 a rational or irrational number?

10.01 is a rational number


Is 0.05 a rational or irrational number?

It is a rational number.


Is 37.5 a rational or irrational number?

Rational


Can you multiply an irrational number times an irrational number and get a rational number?

Well, (pi) x (1/pi) = 1 .


Is 0.272727 rational or irrational?

It is a rational number


Is a rational number an irrational number?

No rational number is an irrational number.


When an irrational number is divided by a rational number is the quotient rational or irrational?

Irrational.