Ответ:
3-√2
Объяснение:
√17-6√7-2√6-4√2 = √17-6√7-2√(2-√2)^2 = √17-6√7-2(2-√2) = √17-6√7-4+2√2= √17-6√3+2√2 = √17-6√(1+√2)^2 = √17-6(1+√2) = √17-6-6√2 = √11-6√2 = √(3-√2)^2 = 3-√2
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Ответ:
3-√2
Объяснение:
√17-6√7-2√6-4√2 = √17-6√7-2√(2-√2)^2 = √17-6√7-2(2-√2) = √17-6√7-4+2√2= √17-6√3+2√2 = √17-6√(1+√2)^2 = √17-6(1+√2) = √17-6-6√2 = √11-6√2 = √(3-√2)^2 = 3-√2