Answer:
4.428 hours
Step-by-step explanation:
If the learning rate is 0.81, the slope of the learning curve is:

The time it takes to produce the n-th unit is:

If T1 = 8 hours, the time required to produce the seventh unit will be:

It will take roughly 4.428 hours.
Answer:
the rate growed so they are more rapes now than the past decade
The value of x is an int with value 1.
The correct option is (A).
<h3>What is / in python?</h3>
Divides the value on the left by the one on the right.
<h3>What is // in python?</h3>
Divides and returns the integer value of the quotient.
x= 8/4//2
x= 2//2
x=1
Learn more about operators in python here:
brainly.com/question/14531969
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Answer:

Step-by-step explanation:
First, subtract 3 from x
This will get you the expression x - 3
Now, divide this by 6.
This will get you the expression 
So, the final expression from the steps is 