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हल कीजिए:\(\frac{4}{9}x^2=1\) |
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Answer» \(\frac{4}{9}x^2=1\) ⇒ \(x=\pm\sqrt{\frac{9}{4}}\) अत: = \(\pm=\frac{3}{2}\) तथा \(\frac{-3}{2}\) सत्यापनः बायां पक्ष \(\frac{4}{9}x^2=\frac{4}{9}\times(\frac{3}{2})^2\) \(=\frac{4}{9}\times(\frac{9}{4})\) \(=1\) तथा , \(\frac{4}{9}x^2=\frac{4}{9}\times(\frac{-3}{2})^2\) \(=\frac{4}{9}\times\frac{9}{4}=1\) = दायां पक्ष |
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