Before studying about permutation and combination, we will have to know about factorial.The product of the positive integers from 1 to n is denoted by n! And we read it as “factorial “
Engineering
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Let X and Y are two sets. A relation f from X to Y is said to be a function if for every x ∈ X there is a unique element y ∈ Y, such that (x, y) ∈ X
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Shares and mutual funds-Share is the smallest unit of the capital of a company. In other words, A unit of ownership, that represents an equal proportion of a company’s capital is called as shares.
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The consumer price index measures the amount of money which consumers of a particular class have to pay to get a basket of goods & services at a particular point of time in comparison to what they paid for the same in the base period.
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These standards mainly represent the units of measurements which are close to the possible accuracy with help of present day technological.
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A number system is a way of writing any number. It can be represented by using any symbols or digits. It provides distinctive representation.
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In Python, strings are byte arrays that represent Unicode characters.
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Python is a programming language that is frequently used. It was created by Guido van Rossum and released in 1991.
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A single-phase induction motor has a cage winding on its rotor and single phase winding on the stator. The size of these motors is very small.