How do you evaluate (6\times 10^ { 3} ) \cdot ( 4.6\times 10^ { 5} ) \cdot ( 2\times 10^ { - 2} )?

2 Answers

55.2\times 10^{6}

Explanation:

Given that

(6\times 10^3)\cdot(4.6\times 10^5)\cdot (2\times 10^{-2})

=(6\times 4.6\times 2)\times(10^{3}\times 10^{5}\times 10^{-2})

=(55.2)\times(10^{3+5-2})

=55.2\times 10^{6}

Jul 6, 2018

6xx4.6xx2=55.2

10^3xx10^5xx10^-2=10^(3+5-2)=10^6

Putting these together

55.2xx10^6=5.52xx10^7