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Given that the logarithm of a number is ˉ1.8732, fi...

Given that the logarithm of a number is ˉ1.8732, find, correct to 2 significant figures the square root of the number.

A.

0.29

B.

0.75

C.

0.86

D.

0.93

Correct answer is C

Let the number = d.

logd=ˉ1.8732

logd=ˉ1.87322

= ˉ2+1.87322

= ˉ1.9366

= 0.86