Answer
a.
$$ 3.18\times 10^{-4}$$
b.
$$ 318\times 10^{-6}$$
Work Step by Step
We write 0.000318 in
a. scientific notation:
$$0.000318=3.18\times 10^{-4}$$
b. engineering notation
$$0.000318=318\times 10^{-6}$$
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