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निम्न द्विघात समीकरणों में मूलों की प्रक...

निम्न द्विघात समीकरणों में मूलों की प्रकृति ज्ञात कीजिये। यदि मूलों का अस्तित्व हो, तो उन्हें ज्ञात कीजिये:
(i) `2x^(2) - 3x+5=0`
(ii) `3x^(2)-4sqrt(3)x+4=0`
(iii) `2x^(2) -6x+3=0`

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