одз x>=0
√(3 - 2√2) + 1 = √(2 - 2√2 + 1) + 1 = √(√2 - 1)² + 1 = √2 - 1 + 1 = √2
√(8x)*¹⁰√x⁵ / √2 = 2√(2x)*√x /√2 = 2√2 x/√2 = 2x
x = √(3 - √2)
√(4 - √2 - 2√(3 - √2)) = √(3 - √2 - 2√(3 - √2) + 1) = √(√(3 - √2) - 1)² = √(3 - √2) - 1
x - √(4 - 2 - y) = √(3 - 2) - (√(3 - √2) - 1) = 1
ответ С
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Verified answer
одз x>=0
√(3 - 2√2) + 1 = √(2 - 2√2 + 1) + 1 = √(√2 - 1)² + 1 = √2 - 1 + 1 = √2
√(8x)*¹⁰√x⁵ / √2 = 2√(2x)*√x /√2 = 2√2 x/√2 = 2x
x = √(3 - √2)
√(4 - √2 - 2√(3 - √2)) = √(3 - √2 - 2√(3 - √2) + 1) = √(√(3 - √2) - 1)² = √(3 - √2) - 1
x - √(4 - 2 - y) = √(3 - 2) - (√(3 - √2) - 1) = 1
ответ С