Answer:

Step-by-step explanation:
The expression that we have in this problem is

First of all, we proceed by evaluating the power of the term in the brackets. We apply the rule:

So

Moreover, we have

Therefore,

So now the expression is

Now we apply the following rule:

So we have

Therefore, our expression becomes:

It’s A (-4,4) just plug the number and that your answer
Answer:
Step-by-step explanation:
As a fraction, it can’t be simplified. As a decimal, it’s 0.375.
Answer:
Domain: All real numbers greater than or equal to 0 and less than or equal to 50
Range: All real numbers greater than or equal to 0 and less than or equal to 100
Step-by-step explanation
The workout is at 100% at 50 mins. Anything less would be under these two numbers. Since the percentage of workout is on the y-axis, anything between zero and 100 can be possible. The time is on the x-axis, so anything 0 to 50 can be possible.