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Question

If log27=1.431, then the value of log9 is

A
0.934
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B
0.945
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C
0.954
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D
0.958
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Solution

The correct option is B 0.954
log27=1.431
log(33)=1.431
3log3=1.431
log3=0.477
log9=log(32)=2log3=(2×0.477)=0.954

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