please show me how the answer is equal to 1

Chrome File Edit View History Bookmarks People Tab Window Help ... Bb Slide 1 0 7 )) 31% A Mon 12:08 AM Q E * S Solutions to Stewart Calcu X 5 problem-163-16slader-pa( x sy integral of e^{2x} - Integra X Bb SOLVED_NOTES -(Fall_20 x Bb Slide 1 X elearning.qu.edu.qa/bbcswebdav/pid-2486767-dt-content-rid-8205373_1/courses/Fall_2020_MATH312_13325/SECTION16.25%282%29.pdf Slide 1 S O 45 / 50 = 2cost u= cost du= - sint dit 3 = Q- (2/3) =-2/3 SF . dr F = 8 X y z i + 3 +j - 4Xy K ( snow Answer =1 P = 8x yA Q= 52 R=- 4X7 F. dr = ( 8x y z dx + 5 : dy - 4 xy dz