Respuesta :

Answer:

The value of the given expression is  450000000000

Step-by-step explanation:

Given expression as :

[tex](5\times 10^{3})\times (9\times 10^{7})[/tex]

Or, ( 5 × 9 ) × [tex]( 10^{3})\times ( 10^{7})[/tex]

or, 45  × [tex]( 10^{3})\times ( 10^{7})[/tex]

Or, since base is same , then power is added

So, 45  × [tex]( 10^{10})[/tex]

∴  450000000000

Hence The value of the given expression is  450000000000   Answer