Y = 2x - 28 is your answer to the question
Interesting that only integrals along the
-axis are suggested when integrating along the
-axis would be much simpler... Anyway, you have to split the interval of integration into two. The "height" of the region is not uniform over the entire interval.
When
, we have
. When
, we have
. Then the area we want is given by

which seems to agree with the last option.
Answer:
Sedimentary rocks
Step-by-step explanation: