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Exercicios resolvidos James Stewart vol. 2 7ª ed - ingles

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266 D CHAPTER 15 MULTIPLE INTEGRALS<br />

f(x, y) = /I(x)/2(y) = 1 e-(x-45) 2 /0.s 1 e-(y-20) 2 /0.02 = lQe - 2 (x-45) 2 -so(v -2~)2.<br />

0.5 ..,l2ir 0.1 ..,f2ir " .<br />

Then P(40

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