use Stokes' Theorem to find the line integrals

# 15.6.4 please

ac' + y2 = 2rx, (0 0), oriented so that the portion of the outer surface of the hemisphere inside the cylinder remains on the left. 15.6.4. yz2 da + x2 22 dy + x y' dz, C is the curve x = a cost, y = a cos 2t, z = a cos 3t. oriented in the direction of the increase of t. 15.6.5. $ 22 dx + x2 dy + 2 dz, C is the curve x = (sin 2t, cost, sint), 0