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Chapter Contents
Important Algebraic Identities
List of Algebraic Identities in Algebra
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Chapter Contents
Important Algebraic Identities
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Important Algebraic Identities
(a + b)
2
= a
2
+ 2ab + b
2
(a – b)
2
= a
2
– 2ab + b
2
a
2
– b
2
= (a + b)(a – b)
(a + b)
3
= a
3
+ b
3
+ 3ab(a+b)
(a – b)
3
= a
3
– b
3
– 3ab(a-b)
(a + b + c)
2
= a
2
+ b
2
+ c
2
+ 2ab + 2bc + 2ca
a
3
+ b
3
+ c
3
– 3abc = (a+b+c)(a
2
+ b
2
+ c
2
-ab – bc -ca)
a
3
– b
3
= (a-b)(a
2
+ ab + b
2
)
a
3
+ b
3
= (a+b)(a
2
– ab + b
2
)
Last updated on: 15-06-2024
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