What is the difference between calc2 and 3?

16.2 Line integrals: Problem 4 Previous Problem Problem List Next Problem (1 point) Compute the line integral of the scalar function f(x, y, z) = 2x2 + 8z over the curve c(t) = (e', 12, 1), OSis1 Scf(x, y, z) ds = Preview My Answers Submit Answers You have attempted this problem 0 times. You have unlimited attempts remaining. Email instructor Page generated at 07/08/2020 at 08:45pm EDT WeBWork . 1996-2019) theme: math4 | ww_version: 2.15 | pg_version PG-2.13| The WeBWork Project16.2 Line integrals: Problem 5 Previous Problem Problem List Next Problem (1 point) Compute the line integral of the vector field F = (9y, -9x) over the circle x2 + 32 = 36 oriented clockwise SF . ds = -648pi Preview My Answers Submit Answers You have attempted this problem 1 time. Your overall recorded score is 0%. You have unlimited attempts remaining. Email instructor Page generated at 07/08/2020 at 08:45pm EDT WeBWork . 1996-2019| theme: math4 | ww_version: 2.15 | pg_version PG-2.13| The WeBWork Project16.2 Line integrals: Problem 7 Previous Problem Problem List Next Problem (1 point) Use a CAS to calculate Sc (ex-y, exty) . ds to four decimal places, where C is the curve y = sin x for 0