PDF chapter test TRY NOW

Answer variants:
\(186000\)
\(3.64 \times 10^{10}\)
\(7.4 \times 10^{-8}\)
\(0.0000227\)
\(0.000227\)
\(7.4 \times 10^{-2}\)
\(3.64 \times 10^{9}\)
\(18600000\)
1. Combine the scientific notations:
 
(i) \((7 \times 10^2) (5.2 \times 10^7)\) \(=\)
 
(ii) \((3.7 \times 10^{-5}) (2 \times 10^{-3})\) \(=\)
 
 
2. Write the following scientific notations in standard form:
 
(i) \(2.27 \times 10^{-4}\) \(=\)
 
(ii) Light travels at \(1.86 \times 10^5\) miles per second
 
\(=\) Light travels at 
miles per second