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Byju's Answer
Standard VII
Mathematics
(x + a)(x +b)= x^2 + x(a+ b) + ab
What is an id...
Question

What is an identity ?

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Solution

An equation is called an identity when it is true for all values of the variables involved.

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(x + a)(x +b)= x^2 + x(a+ b) + ab
Standard VII Mathematics
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