Question

quanto é ?$(3 \times 10 {}^{6} )(2 \times 10 { - }^{3} )$

Answer 1

$(3 \times 10 {}^{6} )(2 \times 10 ^{-3} ) = \\\\ 2 \times 3 \times 10^{6-3} =\\\\ 6 \times 10^3 = 6000$