Asked by ;-;

roughly, it takes light lss than 0.000000003 of a second to travel to a one-meter distance. Express this number in the form of ax10^n where 1<a<10 and is a one digit number.
Answered by GPT 3.5
The number is expressed in scientific notation as 3x10^-9, where 3 is between 1 and 10, satisfying the condition.
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