Wende die Formeln an!
(x + y)² = x² + 4xy + y²
Richtig Falsch
(e - f)² = e² - 2ef - f²
Richtig Falsch
(c - d)² = c² - 2cd +d²
Richtig Falsch
(a + 3)² = a² + 3a + 9
Richtig Falsch
(2x + y)² = 2x² + 4xy + y²
Richtig Falsch
| (g + h)² | = | + | + | |||
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| (d + 1)² | = | + | + | |||
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| (a – 3)² | = | – | + | |||
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| (m + 4)² | = | + | + | |||
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| (1 + k)² | = | + | + | |||
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| (v – 6)² | = | – | + |