What is #(2.542 * 10^5)/(4.1 * 10^-10)#?

1 Answer
A. S. Adikesavan
Mar 2, 2016

( 2.542/4.1 ) . 10^(10 + 5 ) = 0.619512195 E+15, nearly

Explanation:

1 / 10^(#-#n) = 10^n and 10^n . 10^m = 10^( m+n )
In scientific notation we can give the answer as 6.195 E+15, correct to 4-significant digits (sd), rounded.
The notation E+n is for multiplication by 10^n.
1

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