Question

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question:-what is an identity in mathematics?​

Answer 1

$\huge\bf\green{ANSWER}$

• An identity is an equation which is always true, no matter what values are substituted.
• 2 x + 3 x = 5 x is an identity because 2 x + 3 x will always be equal to 5x regardless of the value.

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Answer 2

Answer:

In mathematics, an identity is an equality relating one mathematical expression A to another mathematical expression B, such that A and B (which might contain some variables) produce the same value for all values of the variables within a certain range of validity.