Question

(a+b)²-(a-b) ²=
complete the equation1​

Answer 1

Answer:

4ab

is the answer .

Thanks

Answer 2

Answer:

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Step-by-step explanation:

$(a+b)²-(a-b) ² \\ = > {a}^{2} + {b}^{2} + 2ab - ( {a}^{2} + {b}^{2} - 2ab) \\ = > {a}^{2} + {b}^{2} + 2ab - {a}^{2} - {b}^{2} + 2ab \\ = > 2ab + 2ab \\ = > 4ab$