A) 1, 2
B) ? 2, ? 3
C) x > 0
D) None of these
Correct Answer: B
Solution :
According to the given conditions, \[\mathbf{a}\,.\,\mathbf{b}>0\] and \[\mathbf{b}\,.\,\mathbf{c}<0,\] where \[\mathbf{c}=(0,\,\,1,\,\,0).\] \[\Rightarrow 2{{x}^{2}}-3x+1>0\] and \[x<0.\] Hence the result.You need to login to perform this action.
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