We have been given the expression
We have the exponent rule
Using this rule, we have
Now, using the fact that , we get
D is the correct option.
Radio signals travel at a rate of 3 × 108 meters per second. How many seconds will it take for a radio signal to travel from a s
2 answers:
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By "density" I assume you mean "probability density function". For this to be the case for 
, we require
Since
you have
which means
Since
you have
which means
