1
WB JEE 2008
MCQ (Single Correct Answer)
+1
-0.25

If $${\log _5}\,\,{\log _5}\,\,{\log _2}x = 0$$ then value of x is

A
32
B
125
C
625
D
25
2
WB JEE 2009
MCQ (Single Correct Answer)
+1
-0.25

The value of $$\left( {{1 \over {{{\log }_3}12}} + {1 \over {{{\log }_4}12}}} \right)$$ is

A
0
B
1/2
C
1
D
2
3
WB JEE 2009
MCQ (Single Correct Answer)
+1
-0.25

If x = logabc, y = logbca, z = logcab, then the value of $${1 \over {1 + x}} + {1 \over {1 + y}} + {1 \over {1 + z}}$$ will be

A
x + y + z
B
1
C
ab + bc + ca
D
abc
4
WB JEE 2010
MCQ (Single Correct Answer)
+1
-0.25

The value of $${{{{\log }_3}5 \times {{\log }_{25}}27 \times {{\log }_{49}}7} \over {{{\log }_{81}}3}}$$ is

A
1
B
6
C
$${2 \over 3}$$
D
3
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Graduate Aptitude Test in Engineering
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Class 12