Menu
An Initiative by OnlinePadho.com

Latest articles

clip_image008_thumb.png
GRAPH OF FUNCTIONS
To draw the graph for any function, we need to take some positive and negative values of then find the corresponding values of And make the line or curve [...]
Integration Blog 1
Integrate root cos2x divided by sinx with respect to x
Let  Differentiate both sides w.r.t x Let Equating coefficient both sides, we get On solving above equations
Properties of log
PROPERTIES OF LOGARITHM
Logarithms are very useful for lengthy calculation. There are two types of logs: (1)  log   (2)  ln (Natural log) (1) The base is 10 in log (2) The base is [...]
clip_image008_thumb.jpg
WHY sin x AND cosec x ARE POSITIVE IN SECOND QUADRANT?
जब भी मै बच्चो से पूछता हूँ कि sin x and cosec x, IInd quadrant में positive क्यों होता है? cos x and sec x, IVth में और tan x and cot x IIIrd में? हमेशा [...]
TRIGONOMETRY FORMULAE
Trigonometry Formulae: Don’t try to remember just know the concept of derivation With the help of sin (A + B), we can derive all the remaining [...]
clip_image004_thumb.png
MULTIPLICATION TECHNIQUES
Let us consider two digit numbers ab and cd. For example: 23 × 45 Now, Now, we can try in one step.
image_thumb.png
OPERATIONS ON SETS
(1) Union of Sets: The union of two sets A and B is the set of all the elements which are either in A or in B or in both A and B. It is denoted by . Let [...]
LAWS OF SET OPERATIONS
(1) Idempotent laws : (2) Identity laws: (3) Commutative laws: (4) Associative laws: (5) Distributive Laws: (6) De-Morgan’s Laws:
CARDINAL NUMBER OF SETS
Some important results derived from Venn diagrams are as follows: A, B and C are three sets. A and B are disjoint sets.
image.png
VENN DIAGRAM
The pictorial representation of sets is called Venn diagram. The universal set is represented by a rectangular region and its subsets by circles inside the [...]