1.

Consider the logarithmic inequality 1+log5(x2+1)≥log5(ax2+4x+a) for all real values of x. The number of integers which a cannot take, is

Answer»

Consider the logarithmic inequality 1+log5(x2+1)log5(ax2+4x+a) for all real values of x. The number of integers which a cannot take, is



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