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[" Let "n" denote the number of all "n" -digit positive integers formed by digits "0,1" or both such that "],[" no consecutive digits in them are "0." Let "b_(n)=" the number of such "n" -digit integers ending with "],[" digit "1" and "c_(n)=" the number of such "n" -digit integers ending with digit "0.quad " (IIT-JEE "2012" ) "],[" The value of "b_(6)" is "],[[" (A) "7," (5) "8],[" Which of the following is correct? "]],[[" (A) "a_(17)=a_(16)+a_(15)," (B) "c_(17)!=c_(16)+c_(15)," (C) "b_(17)!=b_(16)+c_(16)," (D) "a_(17)=c_(17)+b_(16)]]

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