[" 6.Let the numbers "2,b,c" be in an "A...

[" 6.Let the numbers "2,b,c" be in an "AP" and "A=[[1,1,1],[2,b,c],[4,b^(2),c^(2)]]],[" If "det(A)in[2,16]" ,then "c" lies in the interval "],[" (a) "[3,2+2^(3/4)]" (b) "(2+2^(3/4),4)" (c) "[4,6]]

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