Respuesta :

3.9 x 10 ^-5 is the answer. 0.000039 in scientific notation is 3.9 x 10^-5
0.6(6.5x10^5)
= 0.6 x 6.5 + 0.6 x 10^5
= 3.9 + 60,000
= 60,003.9
= 6.00039 x 10^4