Question

round the following measurement to the indicated number of significant figures and put the answer in standard form. do not include commas if the answer requires them. 4.289 x 10^{-5} km to 5 significant figures

Explanation:

Step1: Identify current sig - figs

The number $4.289\times 10^{-5}$ currently has 4 significant figures.

Step2: Add a zero

To get 5 significant figures, we add a zero at the end. So the number becomes $4.2890\times 10^{-5}$.

Answer:

$4.2890\times 10^{-5}$