výrazy 4 – použití vzorečků
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výrazy 4 použití
vzorečků |
za použití následujících vzorců
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rozložte |
upravte na součin |
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(x
+ 3)2 = |
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x2
+ 2x + 1 = |
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(9 – x)2
= |
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x2 – 4x + 4 = |
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x2
– 25 = |
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x2
– 9 = |
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(x – 10)2
= |
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x2 + 10x + 25 = |
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(8
+ x)2 = |
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x2
– 20x + 100 = |
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49 – x2 = |
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x2 – 16 = |
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4x2
– 1 = |
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25
– 10a + a2 = |
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(3x – 7)2 = |
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1 + 4x + 4x2 = |
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(2
– 5x)2 = |
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x2
– 81 = |
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b2 – 16 = |
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x2
+ 4x + 2 = |
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x2
– 14x + 49 = |
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x4 – 100 = |
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9b2 – 12bc + 4c2
= |
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4x2
– 4x + 1 = |
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a4b2
– 81c4 = |
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1 – 100x2 = |
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9 – 6x + x2 = |
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h4
– 1 = |
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