Binomische Formel

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Question Answer
(a+b)(c+d)
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(a+b)(c+d) in English
a•c+a•d+b•c+b•d
a•(c+d)
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a•(c+d) in English
a•c+a•d
(a+b)²
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(a+b)² in English
a²+2ab+b²
(a-b)²
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(a-b)² in English
a²-2ab+b²
(a+b)•(a-b)
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(a+b)•(a-b) in English
a²-b²

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