Express the product of 0.00043 and 2000 in standard form.

A.
8.6 x 10^{3} 
B.
8.3 x 10^{2} 
C.
8.6 x 10^{1} 
D.
8.6 x 10
Correct Answer: Option C
Explanation
0.00043 x 2000
= 43 x 10^{5} x 2 x 10^{3}
= 43 x 2 x 10^{5+3}
= 86 x 10^{2}
= 8.6 x 10^{1} x 10^{2}
= 8.6 x 10^{1}
There is an explanation video available below.