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Problem 19

In someone affected with measles, the virus level…

Problem 18

The velocity graph of a car accelerating from rest to a speed of 120 km/h over a period of 30 seconds is shown. Estimate the distance traveled during this period.


.7056 kilometers were traveled.


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Video Transcript

Okay. We know that if we look at the upper estimate of the graph, we have five times 50 was 77 plus 95. It was one of nine. It's 117 plus 1 20 from lower estimate. Okay, add them up the average dumps. That means divide them by two. Okay, take this value. Multiply it by one. Divided by 3600 Another 3600 seconds. In an hour, we get 0.705 sex. You know, it's his core matter.

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