Tìm x biết:
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Bài 9: Tìm x biết:
A1, \( \sqrt{x-1} = \frac{1}{3} \)
A2, \( \sqrt{x-1.56} = 1.2 \)
A3, \( \sqrt{\frac{1-2x}{3}} = \frac{2}{3} \)
B1, \( \sqrt{x-6} = 2\sqrt{8} \)
B2, \( \sqrt{2-3x} = \sqrt{16} \)
B3, \( \sqrt{2x-3} = 5\sqrt{3} \)
C1, \( \sqrt{(x-4)}^2 = \frac{1}{2} \)
C2, \( \sqrt{(5x+1)}^2 = \frac{6}{7} \)
C3, \( \sqrt{(3x-4)}^2 = \frac{3}{4} \)
Bài 9: Tìm x biết:
A1, \( \sqrt{x-1} = \frac{1}{3} \)
A2, \( \sqrt{x-1.56} = 1.2 \)
A3, \( \sqrt{\frac{1-2x}{3}} = \frac{2}{3} \)
B1, \( \sqrt{x-6} = 2\sqrt{8} \)
B2, \( \sqrt{2-3x} = \sqrt{16} \)
B3, \( \sqrt{2x-3} = 5\sqrt{3} \)
C1, \( \sqrt{(x-4)}^2 = \frac{1}{2} \)
C2, \( \sqrt{(5x+1)}^2 = \frac{6}{7} \)
C3, \( \sqrt{(3x-4)}^2 = \frac{3}{4} \)