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OpenStudy (anonymous):
is my answer right? (I will post the question and my answer)
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OpenStudy (anonymous):
give me a sec
OpenStudy (anonymous):
The equation s=2\[\sqrt{5x}\] can be used to estimate the speed, s, of a car in miles per hour. X is the length of tire marks left on the ground. A car was traveling 90 miles per hour. How long would the tire marks be.
OpenStudy (anonymous):
It's supposed to say s=2 square root of 5x my answer was 405
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