6. [-/4 Points] DETAILS LARCALC11 15.3.020.MI. MY NOTES PRACTICE ANOTHER Find the work done by the force field F in moving an object from P(-7,
6. [-/4 Points] DETAILS LARCALC11 15.3.020.MI. MY NOTES PRACTICE ANOTHER Find the work done by the force field F in moving an object from P(-7, 5) to Q(1, 5). F (x, y) = Need Help? Read It Master It 7. [-/4 Points] DETAILS LARCALC11 15.3.020B.MI. MY NOTES PRACTICE ANOTHER Calculate the work done by the force field F on an object moving along a curve from P(-3, 3) to Q(1, 2). F(x, y) = Zi Need Help? Read It Master It 8. [-/4 Points] DETAILS LARCALC11 15.3.024. MY NOTES PRACTICE ANOTHER Evaluate F . de along each path. (Hint: If F is conservative, the integration may be easier on an alternative path.) F(x,y) = ye*Vi+ xe*j (a) Gir, (t) = ti - (t - 9)j, Ost= 9 (b) Czi the closed path consisting of line segments from (0, 9) to (0, 0), from (0, 0) to (9, 0), and then from (9, 0) to (0, 9) Need Help? Read It11. [-/4 Points] DETAILS LARCALC11 15.3.027. MY NOTES Evaluate F . de along each path. (Hint: If F is conservative, the integration may be easier on an alternative path.) F(x, y, z) = yzi + xzj + xyk (a) Gur,(t) = ti + 5j + th, Ost= 25 (b) Cair, (t ) = tittittik, Ost$5 Need Help? Read It Watch It2. [1.33/4 Points] DETAILS PREVIOUS ANSWERS LARCALC11 15.3.006. MY NOTES PRACTICE ANOTHER Consider the following vector field F(x, y) = Mi + Nj. F(x, y) = vi + xj (a) Show that F is conservative. an aM 1 dx dy (b) Verify that the value of / F . or is the same for each parametric representation of C. (1) Gir(t) = (8 + t)i + (9 - f)j, Ost= 1 F . dr = (ii) Czi r,(w) = (8 + In(w))i + (9 - In(w))i, iswse F . dr = Need Help? Read It
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