Order of mathematical Operations The four basic operation in mathematics, as everyone knows, are addition, subtraction, multiplication and division. These basic operations are used in algebra with numbers or letters or combination of both. A number multiplied by a variable, a number or variable is called a term. An expression is combination of such terms. Example: In […]

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Worksheets – Set Theory   8 Different Types of Questions on Sets with Answers. Question (1) Which of the following are sets. (i) The collection of all good books in a library. (ii) The collection of all even numbers less than 10. (iii) The collection of all dishonest people in a village. (iv) The collection of all students in […]

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