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GPSC Class 1 - 2 2019 Paper 1
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Question 167
DIFFICULT
Correct: +1
Incorrect: -1
જો
2
x
=
3
y
=
1
2
z
2^{x}=3^{y}=12^{z}
2
x
=
3
y
=
1
2
z
તો
=
1
z
−
1
y
=
…
…
…
=\frac{1}{z}-\frac{1}{y}=\ldots \ldots \ldots
=
z
1
−
y
1
=
………
a
2
x
\frac{2}{x}
x
2
b
1
x
\frac{1}{x}
x
1
c
−
2
x
-\frac{2}{x}
−
x
2
d
−
1
x
-\frac{1}{x}
−
x
1
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