10^9 - 10^2 is approximation of which of the following? Options:
A) 9^7
B) 9^8
C) 9^9
D) 9^11
E) 10^9
=&gt; Since 9^2 is a small number compared to 10^9, it can be disregarded. Thus, 10^9-10^2=10^9 is derived and the answer is 10^9.
<result>E</result>
10^9 - 10^2 is approximation of which of the following?