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Algebra - වීජ ගණිතය 2 Jul 2011 | 03:19 pm
සංඛ්යාවකට සාධක 2 ක් පමණක් ඇත්නම් එවැනි සංඛ්යා ප්රථමක සංඛ්යා ලෙස හදුන්වයි. සංඛ්යාවකට සාධක 2 කට වඩා වැඩි ගනණක් ඇත්නම් එවැනි සංඛ්යා සංයුක්ත සංඛ්යා ලෙස හදුන්වයි. සංඛ්යා කිහිපයක පොදු සාධක අතර ඇත...
Geometric Progressions - 2 19 Jun 2011 | 03:56 pm
nth term of a geometric progression The nth term of a geometric progression of which the first term is “a” and the common ratio is “r” is give by Tn = arn-1 Geometric mean of two positive numbers ...
Geometric Progressions 13 Jun 2011 | 02:29 am
A number sequence is a set of numbers arranged in a definite order. These numbers are called the terms of the sequence. A term after term is arranged according to a certain rule. Thus a sequence mayb...
Geometric Progressions 12 Jun 2011 | 10:29 pm
A number sequence is a set of numbers arranged in a definite order. These numbers are called the terms of the sequence. A term after term is arranged according to a certain rule. Thus a sequence mayb...
O/L Mathematics Model Papers 9 Jun 2011 | 04:07 am
O/L Mathematics MODEL PAPERS available ON REQEST. School teachers, who need the TERM PAPERS feel free to get FREE Papers. Local syllabus, Sinhala Medium Teachers available for GROUP or INDIVIDUAL TU....
Pythagoras’ Theorem 4 Jun 2011 | 12:37 am
In a right angled triangle, the area of the square drawn on the hypotenuse is equal to the sum of the areas of the squares drawn on the other two sides which contain the right angle. ...
Matrices 31 May 2011 | 01:51 am
Numbers are used to give information on magnitude of a quantity. Matrices can be used to give information on magnitude of two or more quantities. Matrix is a rectangular array of numbers, symbols, ....
Probability 29 May 2011 | 03:35 am
01. A survey was done among 100 customers and the following information was collected. 15 buy new bikes, 20 buy new motor cars, 24 buy new foot bicycles, 6 buy a bike and motor car, 4 buy a bike an...
Binomial Expressions 27 May 2011 | 01:50 am
Find the binomial expansion of (x + y)5 Answer : To solve this you can use the " Pascal's Triangle ". 1 1 1 1 ...
Sets 25 May 2011 | 05:14 pm
What belongs to a set are called its elements. We have identified three ways of representing a set. As a description As list As a Venn diagram 01. If x and y are two non empty sets represent the ...
