STANDARD FORM

           Chapter 1 : Standard form



1.1 :Significant Figures

*Rounding off positive numbers to a given
  number of significant figures

1.Significant figures are the relavant digits in an integer 
   or a demical num which  is rounded off to a certain
   degree of  accuracy.

2.To determine the number of significant figures in a
   given number,follow the rules below.

i. in a demical are significant.
ii. in a whole number may or may not be significant
   depending on the specific degree of accuracy.

3.Positive numbers greater than 1 or less than 1 can
   be rounded off to a given number of significant figures.

*Comutations involving a few numbers

We can perform operations of addition,subtrction,multiplication and
division involving a few numbers and state the answers obtained in
specific number of significant figures.


1.2 : Stan dard Form

*Stating positive numbers in standard form
Standard form is a way of expressing a number
in the form is an integer.

*Converting numbers in standard form to single
  numbers
To convert a number in standard form to single number
shift the demical point in A:
(a) n places to right if n id positive
(b) n places to left if n is positive

*Camputations involving two numbers in standard form
Rules of indicies are used when performing operations of addititon,
subtraction,multiplication and division involving numbers in standard
form.

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terime kaseh kerane sudi membace :))

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