Use the Fundamental Theorem of Line Integrals to calculate 7. di exactly. F6 sin(6x + y)i + sin(6x + y)j along the path consisting of a line from (n, 0) to (2, 5) followed by a line to (7, 0) followed by a quarter orde ta Rubmil o

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A: on solving this we get the

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Q: 7. Evaluate sizda by r (a) manipulating the integrand. (b) making a substitution. 88

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