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Math and Algebraic Expression And Identities
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Algebraic Expression And Identities
$$(a+b)^2=a^2+2ab+b^2$$
Subject
Math
Topic
Algebraic Expression And Identities
Level
Highschool
Grade
9
Answer
(a+b)
2
=(a+b) (a+b)
=a
2
+ab+ba+b
2
=a
2
+2ab+b
2
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