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Posted by on Sunday, March 15, 2009 at 10:09pm.

If 2 x^2+ 3 x + xy = 5 and y( 5 ) = -12, find y'( 5 ) by implicit differentiation.

  • Math help - , Sunday, March 15, 2009 at 10:15pm

    4x dx + 3dx+ y dx + x dy=0
    4x dx + 3dx+ y dx =- x dy

    dy/dx= -4-3/x-y

    y'=-4-3/5+12

    check that.

  • Math help - , Sunday, March 15, 2009 at 10:31pm

    i'm sorry but i don't know how you got that number did u get ((-4)-3)/(5+12) or something else?

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