The fraction of the fence completed in one hour at a rate of
of the
fence in
hours is
.
<h3>How can the fraction completed in one hour be found?</h3>
The fraction of the fence completed in
of an hour = 
Required:
The fraction of the fence the student completes per hour;
Solution;
The time
of the fence is completed =
of an hour
Therefore;

The fraction of the fence completed per hour = 
Learn more about fractions here:
brainly.com/question/21339546
Answer:
B is the correct answer of this question
Answer:
See Below.
Step-by-step explanation:
We are given the function:

And we want to show that it has at least one zero between <em>x</em> = 1 and <em>x</em> = 2.
Because the function is a polynomial, it is everywhere continuous.
Evaluate the function at <em>x</em> = 1 and <em>x</em> = 2:

And:

Therefore, because the function changes signs from <em>x</em> = 1 to <em>x</em> = 2 and is continuous on the interval [1, 2], by the intermediate value theorem, there must exist at least one zero in the interval.
Hello,
dom f={-2,-1,0,2}
Range={3,5,8}