M-11MULTIPLE CORRECT ANSWER TYPE1. Ifa, b, c d and x are reals and(a2 – InterviewSolution

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1.	M-11MULTIPLE CORRECT ANSWER TYPE1. Ifa, b, c d and x are reals and(a2 + b+ c2x2-2(ab+ bc+cd)x + (b2+ c2+ d2) 0 then(A) a, b, c, d, are in G.P. (B) a, b, c, d are in A.P(C) ad-bc:0 (D) a, b, c in Н.Р.
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