Odpowiedź:
Szczegółowe wyjaśnienie:
a)
6² + 6² = x²
36 + 36 = x²
72 = x² , x > 0
x = √72 = 6√2
b)
x² + x² = (9√2)²
2x² = 162 / : 2
x² = 81 , x > 0
x = 9
c)
(√6)² + (√6)² = x²
6 + 6 = x²
12 = x²
x = 2√3
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Odpowiedź:
Szczegółowe wyjaśnienie:
a)
6² + 6² = x²
36 + 36 = x²
72 = x² , x > 0
x = √72 = 6√2
b)
x² + x² = (9√2)²
2x² = 162 / : 2
x² = 81 , x > 0
x = 9
c)
(√6)² + (√6)² = x²
6 + 6 = x²
12 = x²
x = 2√3