Problem

PART 1: Fill in the blanks.

• Work need not be shown, only answers will be graded.

• 4 points for each blank and 100 points total.

• Each answer need to be clearly labeled on the answer sheet.

• Use of any device with computer algebra system during the exam will result in zero points.

17. The area of the surface $x^2+y^2+z^2=4,(x-1)^2+y^2\le 1$, is $\underline{\quad(22)\quad}$.