Many-one function
Every one element of A corresponds to more than one element of B. In example 3, one image has three pre-images. In example 4, one image has four pre-images. Therefore, many-one relations in examples 3 and 4 are many-one functions. Conside..
Steps to Effective Writing
Begin by writing as fast as you can for five minutes. Write anything that comes to your mind. What you write may not make sense, but that does not matter. No one is going to read that. Write fast. Do not stop a momen..
The Road Not Taken
The poem explores the inevitable need to make choices and once a choice is made and a path in traversed on there is no returning. Many are the instances when we are faced with the need to make a choice. We ponder over many factors. Then for various reasons that seems perfect for us, we make the se..
Significance of Uncertainty Principle in Daily Life
It should be borne in mind that the uncertainty is not due to lack of sufficiently refined techniques but it is due to the fact that one cannot observe microscopic things without disturbing them. No instrument can observe the position of an electron without affecting its m..
Significance of Uncertainty Principle in Daily Life
Significance of Uncertainty Principle in Daily Life - It should be borne in mind that the uncertainty is not due to lack of sufficiently refined techniques but it is due to the fact that one cannot observe microscopic things without disturbing them. No instrument can observe the..
Question 8
Question: The sailors at first blamed him for killing the albatross. Subsequently they changed their mind because 1. the fog cleared and the sun shone brightly 2. the fog and the mist appeared 3. they reached the Pacific Ocean 4. the sailors hated the alba..
Science is a Way of Life
Science is the hallmark of progress in the realm of naturally occurring matter and energy. It is the way one has to get at the truth or at least, as close to the truth as possible. WHAT is Science? * Science is a human endeavour * Science is an interaction of human mind..
Question 4
Question: There is one word missing from each line. Put a / where the word is missing and write the word in the blank provided: It is the adult world destroys _______ the intelligence sharp minds of _______ children and abilities. The ________ constant rejection and quieti..
Graphical Representation of Data
Graphical Representation of Data - Most people show lack of interest or have no time to go through facts and figures given in a daily newspaper or a magazine. But if these figures are graphically presented, they become easier to grasp and catch the eye and have a more lasting effect on the reader's..
Charging by Friction
Charging by Friction - Keeping in mind the structure of the atom, we can easily explain charging by rubbing. When glass rod is rubbed with silk, some of the electrons from the atoms on glass are transferred to silk. Because there is a deficiency of electrons in the glass, it becomes posit..
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