Answer:
L = 4.103
Step-by-step explanation:
we have length of curve
where
substituting for f(x), we have
(since the limit is 2≤ x ≤5)
solving,
Simplifying this integral, we have
L = 4.10321
The gas mileage for a certain model of car is known to have a standard deviation of 6 mi/gallon. A simple random sample of 64 ca
1 answer:
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Answer:
B
Step-by-step explanation:
So we have the formula:
And we want to solve it for r.
So, let's first divide both sides by π and h. This will cancel out the right side:
Now, take the square root of both sides:
And we're done!
Our answer is B.
I hope this helps!