Wb Jee
Differentiation
WB JEE 2008
MCQ+1 / -0.252008
If \(x = {e^t}\sin t\), \(y = {e^t}\cos t\) then \({{{d^2}y} \over {d{x^2}}}\) at x = \(\pi\) is
Wb Jee
WB JEE 2008
If \(x = {e^t}\sin t\), \(y = {e^t}\cos t\) then \({{{d^2}y} \over {d{x^2}}}\) at x = \(\pi\) is