Answer:
The sum is 2635
Step-by-step explanation:
I did this problem
With
, we have

Then the difference quotient is

since <em>h</em> ≠ 0.
Answer:
All we need to do here, is to find the total surface area.
In this case, we have:
2(18x12 + 18x4 + 12x4) which is equal to 672
Let me know if this helps!
It is in standard form: y=mx+b