If the roots of the equation (a^2+b^2)x^2+2(bc-ad)x+c^2+d=0 are real and equal showith that ac+bd=0
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please check your question i didn't find it i think it would be like ......+2(aab+cd) in place od 2(bc-ad)
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hlo a ques
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please try to write proper question
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