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Multivariable calculus : multiple integration: http://ge.tt/4gahrSE/v/0?c the

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Multivariable calculus : multiple integration: http://ge.tt/4gahrSE/v/0?c
the link has a problem . i need help with #62 . its a little blury , but left integral is 0 to 2 and 2nd integral is x to 2, yes it is 'x'. then its e to the -y^2 dy dx. 3 tutors have had problems with that one ,s o please help.
Submitted: 2 years ago.
Category: Homework
Expert:  David replied 2 years ago.

David :

Answer: 1/2 * (1-exp(-4))

David :

please do not hesitate to request me in the future just begin your post with "For David" and I'll revert immediately if I'm online

Customer: replied 2 years ago.
thanks, XXXXX XXXXX was actually expecting the procedure leading to the answer. i forgot to include in description. if you did the problem on paper please take a photo or scan to better understand and see it better.
Expert:  David replied 2 years ago.
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