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Find 7(x + y) sin(x − y) dA, where R is the triangular region whose verticies are (-5,5), (5, 5) and (0, 0). Use the change of variables u = x + y and v = x - y. (Give an exact answer. Use symbolic notation and fractions where needed.) 1.70 R Incorrect 7(x + y) sin(x - y) dA = -14(-cos (5) + 1)

Find 7(x + y) sin(x − y) dA, where R is the triangular region whose verticies are (-5,5), (5, 5) and (0, 0). Use the change of variables u = x + y and v = x - y. (Give an exact answer. Use symbolic notation and fractions where needed.) 1.70 R Incorrect 7(x + y) sin(x - y) dA = -14(-cos (5) + 1)

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Find 7(x + y) sin(x − y) dA, where R is the triangular region whose verticies are (−5, 5), (5, 5) and (0, 0). Use the change of variables u = x + y and v= x - y. R (Give an exact answer. Use symbolic notation and fractions where needed.) 0₂ R Incorrect 7(x + y) sin(x − y) dA = -14(-cos (5) + 1)
Transcribed Image Text:Find 7(x + y) sin(x − y) dA, where R is the triangular region whose verticies are (−5, 5), (5, 5) and (0, 0). Use the change of variables u = x + y and v= x - y. R (Give an exact answer. Use symbolic notation and fractions where needed.) 0₂ R Incorrect 7(x + y) sin(x − y) dA = -14(-cos (5) + 1)
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