Ang pagsasama-sama ng mga salik o input upang makalikha ng isang kapaki-pakinabang na output o produkto ay mahalagang proseso upang patuloy na matugunan ang walang katapusang pangangailangan ng tao. Anong konsepto sa ekonomiks ang tawag sa proseso na ito?

Answerit was located on high ground above the river

See diagram.we use washers to get the area and we will be integrating with respect to xouter radius is the  distance between y = e^x and y = -1    inner radius of washer is the distance between y = 1 and y = -1    the area of one cross-section of a washer is    solid lies between x = 0 and x = 2. the volume is    if you need this expanded, then    the question doesn't say to evaluate, so we're done.