A) \[\frac{{{n}_{1}}-{{n}_{2}}}{{{n}_{2}}-1}\]
B) \[\frac{{{n}_{1}}-{{n}_{2}}}{{{n}_{2}}\left( {{n}_{1}}-1 \right)}\]
C) \[\frac{{{n}_{1}}-{{n}_{2}}}{{{n}_{1}}-1}\]
D) \[\frac{{{n}_{1}}-{{n}_{2}}}{{{n}_{1}}\left( {{n}_{2}}-1 \right)}\]
Correct Answer: B
Solution :
[b] Shift\[=\left( l-m \right)\left( 1-\frac{1}{{{n}_{1}}} \right)+,m\left( 1-\frac{1}{{{n}_{2}}} \right)=0\]You need to login to perform this action.
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