Show that in the following problems, the line integrals are independent of path of integration and uate the integrals. (1- sinxsiny)dx + (1+ cosxcosy)dy, A(n/4,n/4), B(t/2,0). (3x2 + 2xyz)dx + (1 + x²z)dy + x²ydz, A(1,1,1) to Bf-2,-3.-4),

Calculus: Early Transcendentals
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Chapter1: Functions And Models
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Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Q.4 Show that in the following problems, the line integrals are independent of path of integration and
evaluate the integrals.
(i) S" (1- sinxsiny)dx + (1+ cosxcosy)dy, A(T/4,1/4), B(Tt/2,0).
(ii) S" (3x² + 2xyz)dx + (1 + x²z)dy + x²ydz, A(1,1,1) to B(-2,-3,-4).
(iii) S evz[sinydx + (xysiny + xcosy)dy + xysinydz], A(1, 1/4,2) to B(2, 1/2,4).
Ans: (i) -1/2, (ii) 34 (iii) (2/2e2n – e™/2)/V2
Q.5 Using Green's theorem to evaluate f.[(2x² – y²)dx + (x² +y²)dy], where C is the boundary of
the area enclosed by the x-axis and upper half of circle x2 + y2 = a². (Ans: )
4a3
3
Transcribed Image Text:Q.4 Show that in the following problems, the line integrals are independent of path of integration and evaluate the integrals. (i) S" (1- sinxsiny)dx + (1+ cosxcosy)dy, A(T/4,1/4), B(Tt/2,0). (ii) S" (3x² + 2xyz)dx + (1 + x²z)dy + x²ydz, A(1,1,1) to B(-2,-3,-4). (iii) S evz[sinydx + (xysiny + xcosy)dy + xysinydz], A(1, 1/4,2) to B(2, 1/2,4). Ans: (i) -1/2, (ii) 34 (iii) (2/2e2n – e™/2)/V2 Q.5 Using Green's theorem to evaluate f.[(2x² – y²)dx + (x² +y²)dy], where C is the boundary of the area enclosed by the x-axis and upper half of circle x2 + y2 = a². (Ans: ) 4a3 3
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