Answer:
b = 22
Step-by-step explanation:
74 + 74
= 148
180 - 148
= 22
The correct answer is {-5,11}
I hope this helps. :)
Have a great day.
The derivative of a function like this is computed with the following formula:

So, in your case, we have

When you evaluate this at 0, you have

The distance is 3, because 7 - 4 = 3.
To figure this out you would just add 2 1/3 feet and 3 2/3 feet. Which would give a total of 6 feet tall.