Question

389528 to 1 significant figure.​

Answer 1

400000

Explanation:

The first significant figure of a number is the first digit which is not zero.

The second significant figure of a number is the digit after the first significant figure.

Steps:

Step 1: 389528 (the original number has 6 sig figs)

Step 2: 400000 (rounded to 1 significant figures)

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