Question

What is natural number

Answer 1

Numbers starting from 1

Answer 2

Hey mate!

Here is yr answer.....


NUMBERS SYSTEM :
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<> It is a system of expressing numbers numerically!!!

<> It is divided into ---

(i) Natural nos. :
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<> Natural nos. are also called as Counting nos.

<> Natural nos. are denoted by "N"

<> ex : 1,2,3,4,5,..........


(ii) Whole nos. :
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<> Zero including natural nos. are called as whole nos.

<> Whole nos. are denoted by "W"

<> ex : 0,1,2,3,4,5..........


(iii) Integers :
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<> +ve and -ve numbers including zero are called as integers.

<> Integers are denoted by "Z"

<>ex : .........-2,-1,0,1,2,.........


(iv) Rational nos. :
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<> The nos. which are im the form of p/q, q≠0 and p, q are integers..

<> Rational nos. are denoted by "Q"

<> ex : 1/2 , 1 , 0, ........

(v) Irrational nos. :
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<> The nos. which are not in the form of p/q are called as irrational nos.

<> Irrational nos. are denoted by "Q' "

<> ex : π , √2 ......


(vi) Real nos. :
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<> Association of rational and irrational nos. is called real nos.

<> Rational nos. are denoted by " R"

<> Ex : 1 , -1 , 1/2 ,π, 0 ......




Hope it helps....


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