Question

formula of integral
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Answer 1

Answer:

In integral calculus, integration by reduction formulae is method relying on recurrence relations. It is used when an expression containing an integer parameter, usually in the form of powers of elementary

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Step-by-step explanation:

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Answer 2

Answer:

See attachment

There is no particular formula for integer as it is nothing but a set of numbers. But there are certain rules when we perform any mathematical operations like addition, subtraction, etc on integers: Adding two positive integers will always result in a positive integer.