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[" Q.10All real numbers "x" which satisf...

[" Q.10All real numbers "x" which satisfy the inequality "|1+4i-2^(-x)|<=5" where "i=sqrt(-1),x in R],[[" (A) "[-2,oo)," (B) "(-oo,2]," (C) "[0,oo)," (D) "[-2,0]]]

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