I need help with these two problems:

Problem #1:

FInd the area between the curves 1! - ex and y - e2\" (shown below) from x - D to x - 2. (Leave the answer in its exact form.) Y 60 3:23 5!} 4!} 3!} 2t} 1t} yzex The amount of pollution in a lake x years after the closing of a chemical plant is P(x) = 100/x tons (for x 2 1). Find the average amount of pollution between 1 and 10 years after the closing. (Round your answer to one decimal place.) tons