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a runner speeds up from 5 m/s to 9 m/s during the last strech of a race at a rate of 1 m/s². how long does it take the runner to reach the faster pace?​
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a runner speeds up from 5 m/s to 9 m/s during the last strech of a race at a rate of 1 m/s². how long does it take the runner to reach the faster pace?​

User Jon Raynor
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5.1k points

1 Answer

8 votes
4 seconds
9-5 is 4

Accelerates at 1m/ss

4 seconds
User DGarvanski
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5.3k points
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