Question

algebraic identities
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Answer 1

Answer:

ans

Step-by-step explanation:

In mathematics, an identity element, or neutral element, is a special type of element of a set with respect to a binary operation on that set, which leaves any element of the set unchanged when combined with it. This concept is used in algebraic structures such as groups and rings

Answer 2

Step-by-step explanation:

Identity I (a+b)2 = a2+2ab+b2

Identity II (a-b)2 = a2- 2ab+b2

Identity III a2-b2= (a+b) (a-b)

Identity IV (x+a) (x+b) = x2+(a+b) x+ab