#### MathematicalPhysicist

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here there are Exercises on Partial Derivatives: http://www.ualberta.ca/dept/math/gauss/fcm/calculus/multvrbl/basic/partl_drvtvs_exrcss/partl_dervtv_exrcss.htm [Broken]

can comeone please solve the first two problems (for some reason i cant read the answers).

my answers:

1. 3(3xy-4y^2)^2(3x-8y)

2. y/(x+y)^2

thanks in advance.

can comeone please solve the first two problems (for some reason i cant read the answers).

my answers:

1. 3(3xy-4y^2)^2(3x-8y)

2. y/(x+y)^2

thanks in advance.

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