求135.7²-2*135.7*35.7+35.7²
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求135.7²-2*135.7*35.7+35.7²求135.7²-2*135.7*35.7+35.7²求135.7²-2*135.7*35.7+35
求135.7²-2*135.7*35.7+35.7²
求135.7²-2*135.7*35.7+35.7²
求135.7²-2*135.7*35.7+35.7²
135.7²-2*135.7*35.7+35.7²
=(135.7-35.7)² (完全平方公式)
=100²
=10000
135.7²-2*135.7*35.7+35.7²
=(135.7-35.7)²
=100²
=10000
135.7²-2*135.7*35.7+35.7²
公式:(a-b)²=a²-2ab+b²
135.7²-2×135.7×35.7+35.7²
=(135.7-35.7)²
=100²
=100×100
=10000