Answer:
3x=21
X=7
Step-by-step explanation:
Answer:
Step-by-step explanation:
Hello, first, let's use the product rule.
Derivative of uv is u'v + u v', so it gives:

Now, we distribute the expression of f(x) and find the derivative afterwards.

Hope this helps.
Do not hesitate if you need further explanation.
Thank you
1) order the numbers from smallest to largest
67, 76, 76, 82, 84, 87, 93
2) the middle number is the median as there are an odd number which makes it easier.
The median is 82.
The answer is C 66 square inches