plz tell me a clear difference b\w rational irrrational and polynomial plzzz with examples

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- Jan 4th 2008, 07:45 AM #1

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- Jan 4th 2008, 07:59 AM #2

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Rational numbers can be represented by a/b, where a and b are integers.

are examples. If you write it in decimal form, it is either terminating, e.g. 1/2=0.5 or non-terminating but repeating, e.g. 1/3=0.333333....

IRRational numbers, when represented in decimal form is non-terminating and non-repeating. It cannot be represented as a/b for any integers a,b. Examples are

Polynomials are of the form where x are variables or indeterminates and are real numbers and x are natural numbers. For example, . Here, .

NOte that the exponents of x should be natural numbers for it to be a polynomial

- Jan 4th 2008, 08:04 AM #3

- Jan 4th 2008, 12:02 PM #4

- Jan 4th 2008, 05:36 PM #5

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