Which of the following numbers are non-positive ? `5^(sqrt(log_5 4))-4^(sqrt(log_4 5))`

Which of the following numbers are non positive? (A) 5^(log_(11)7)-7(log_(11)5) (B) log_(3)(sqrt(7)-2) (C) log_(7)((1)/(2))^(-1//2) (D) log_(sqrt(2)-1) (sqrt(2)+1)/(sqrt(2)-1)

Which of the following numbers are positive/negative : (i)log_(sqrt(3))sqrt(2)(ii)log_(3)(4)

Which of the following numbers are positive/negative : (i)log_(sqrt(3))sqrt(2)(ii)log_(3)(4)

Which of the following numbers are positive/negative : (i)log_(sqrt(3))sqrt(2)(ii)log_(3)(4)

Which of the following numbers are positive/negative : (i) log_(sqrt(3))sqrt(2) (ii)log_3(4)

Which of the following numbers are positive/negative : (i) log_(sqrt(3))sqrt(2) (ii)log_3(4)

Which of the following numbers are positive/negative : (i) log_(sqrt(3))sqrt(2) (ii)log_3(4)

which of the following are positive and negative: (i) log _(sqrt(3))sqrt(2) (ii) log_(4)((sqrt(2)+1)/(sqrt(2)-1))

Which one of the following number is largest in value? (A) tan((5 pi)/(4))(B)sin^(2)((5 pi)/(4))(C)log_(2)((5 pi)/(4))(D)ln((5 pi)/(4))

Which of the following reduces to an integer? (1) (log32)/(log4) (2) (log_(5)128)/(log_(5)16-log_(5)4) (3) (2log6)/(log12+log3) (4) log_(4)8