Question

Standard form of 400,000,000m.

Answer 1

Answer:

4 * 10^8

Step-by-step explanation:

standard form means you should make it to 1sf

hence make it 4 * 10^ x

where x will be the number of time you have to multiply 4 by 10 to get 400,000,000m.

hence this would be

4 * 10^8

hope this helps . dont hesitate to ask if you have any other issues. please mark as brainiest

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