C calculus shmalculus Oct 2008 11 0 Oct 24, 2008 #1 5x^2+4x+xy=2 and y(2)=-13, find y'(2) by implicit differentiation. i differentiated it and got dy/dx=(10x+4+y)/(x) ... now what do i do?

5x^2+4x+xy=2 and y(2)=-13, find y'(2) by implicit differentiation. i differentiated it and got dy/dx=(10x+4+y)/(x) ... now what do i do?

Jhevon MHF Helper Feb 2007 11,681 4,225 New York, USA Oct 24, 2008 #2 calculus shmalculus said: 5x^2+4x+xy=2 and y(2)=-13, find y'(2) by implicit differentiation. i differentiated it and got dy/dx=(10x+4+y)/(x) ... now what do i do? Click to expand... assuming that's right, plug in x = 2, and y = -13 and solve for dy/dx

calculus shmalculus said: 5x^2+4x+xy=2 and y(2)=-13, find y'(2) by implicit differentiation. i differentiated it and got dy/dx=(10x+4+y)/(x) ... now what do i do? Click to expand... assuming that's right, plug in x = 2, and y = -13 and solve for dy/dx