How do you simplify $(0.4 times 10^-6)(0.7 times 10^-2)$ ?

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Answer 1 · 2018-04-20T14:07:00

$28/10^10$

$(0.4xx10^-6)(0.7xx10^-2)$

$=(4/10xx10^-6)xx(7/10xx10^-2)$

$=(4/10xx1/10^6)xx(7/10xx1/10^2)$

$=(4/10^7)xx(7/10^3)$

$=28/10^10=0.0000000028$

How do you simplify (0.4 times 10^-6)(0.7 times 10^-2) (0.4 times 10^-6)(0.7 times 10^-2)?