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यदि `x - y = 5` व `xy = 12`, तब `x^(2) + y^(2)`=A....
1.
यदि `x - y = 5` व `xy = 12`, तब `x^(2) + y^(2)`=A. 49B. 25C. 144D. इनमे से कोई नहीं
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यदि `x - y = 5` व `xy = 12`, तब `x^(2) + y^(2)`=A. 49B. 25C. 144D. इनमे से कोई नहीं
यदि `a^(2)+b^(2)+c^(2)-ab-bc-ca=0`, तब सिध्द कीजिए कि a = b = c.
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