Решите уравнение \(x^2-\frac{45}{49}=0\) .

• \(\frac{3\sqrt{5}}{7}\)
• \(\frac{2\sqrt{5}}{7}\)
• \(\frac{3\sqrt{5}}{49}\)
• \(-\frac{3\sqrt{5}}{49}\)
• \(-\frac{3\sqrt{5}}{7}\)