Wzory skróconeo mnoæenia

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Question język polski Answer język polski
wpisz, np. Yes.
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(a+b)2= a2 +2ab+b2
.
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(a-b)2=a2-2ab+b2
.
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a2-b2=(a-b)(a+b)
.
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(a+b)3=a3+3a2b+3ab2+b3
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(a-b)3=a3-3a2b+3ab2-b3
.
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a3+b3=(a+b)(a2-ab+b2)
.
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a3-b3=(a-b)(a2+ab+b2)

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